Fellowship of the Faculty of Intensive Care Medicine (FFICM) — Final MCQ Examination — Questions and Answers

Question 1: Why is evidence-based practice crucial in Intensive Care Medicine?

To base care on the latest research findings (Correct answer)
To reduce reliance on guidelines
To encourage intuitive decision-making
To increase care variability

Correct answer: To base care on the latest research findings

Evidence-based practice (EBP) is crucial in Intensive Care Medicine because it mandates that clinical decisions are based on the latest and most robust research findings. By integrating scientific evidence with clinical expertise and patient values, EBP ensures optimal patient care, reduces unwarranted variations, and improves the overall quality and safety of interventions.

Question 2: What does the Stewart-Hamilton equation calculate when using thermodilution?

Systemic vascular resistance
Cardiac output (Correct answer)
Stroke volume variation
Pulmonary vascular resistance

Correct answer: Cardiac output

The Stewart-Hamilton equation calculates cardiac output by analyzing the temperature change over time following cold saline injection into the pulmonary artery catheter.

Question 3: Which property of inhaled anaesthetic agents is best predicted by the oil-gas partition coefficient?

Speed of onset and offset
Pulmonary elimination half-life
Minimum alveolar concentration (MAC) (Correct answer)
Degree of hepatic metabolism

Correct answer: Minimum alveolar concentration (MAC)

MAC correlates inversely with the oil-gas partition coefficient (lipid solubility), consistent with the Meyer-Overton hypothesis of anaesthetic potency.

Question 4: Which catheter-related bloodstream infection (CRBSI) prevention bundle element has the strongest evidence?

Daily chlorhexidine bathing
Maximal sterile barrier precautions during insertion (Correct answer)
Antibiotic-impregnated catheters for all patients
Routine catheter changes every 72 hours

Correct answer: Maximal sterile barrier precautions during insertion

Maximal sterile barrier precautions (cap, mask, gown, gloves, full drape) during central line insertion is a core evidence-based bundle element reducing CRBSI.

Question 5: What does the term 'audit trail' mean in the context of electronic ICU records?

A checklist verifying record completeness
A summary of the patient's clinical progress
A log recording who accessed or modified the record and when (Correct answer)
A financial record of treatment costs

Correct answer: A log recording who accessed or modified the record and when

An audit trail is an automatic log in electronic systems that records every access, view, or modification along with user identity and timestamp.

Question 6: What is the core ethical concern with using social media to discuss ICU cases, even without naming the patient?

It violates hospital IT policy
There is no ethical concern if the post receives no public engagement
Contextual details may render a patient identifiable, breaching confidentiality (Correct answer)
It is only prohibited if the post is made during working hours

Correct answer: Contextual details may render a patient identifiable, breaching confidentiality

Even anonymised descriptions can allow identification through contextual clues; maintaining confidentiality requires avoiding any identifiable information on social media.

Question 7: An intensivist is asked by a pharmaceutical company to enrol patients in a clinical trial without ethics committee approval. What should they do?

Proceed if the company guarantees the drug is safe
Obtain verbal consent from family members and proceed
Refuse and report the request to the institution (Correct answer)
Enrol only patients who cannot consent, as they are less likely to complain

Correct answer: Refuse and report the request to the institution

All clinical research requires prior ethics committee (REC) approval; proceeding without it violates professional standards and research governance regulations.

Question 8: Which of the following BEST describes the purpose of simulation in critical care training?

To assess trainees for summative certification purposes only
To replace all supervised clinical exposure in the ICU
To train only junior foundation doctors, not senior trainees
To provide deliberate practice and error correction in a safe environment without patient risk (Correct answer)

Correct answer: To provide deliberate practice and error correction in a safe environment without patient risk

Simulation allows trainees to practice clinical scenarios, including rare emergencies, with deliberate repetition and immediate feedback in a risk-free environment.

Question 9: Auto-PEEP (intrinsic PEEP) in mechanically ventilated patients occurs primarily because:

Expiration is incomplete before the next breath is delivered, causing progressive air trapping (Correct answer)
Excessively high external PEEP is applied by the clinician
Increased lung compliance in ARDS allows gas to accumulate
Mucus plugging partially occludes the endotracheal tube lumen

Correct answer: Expiration is incomplete before the next breath is delivered, causing progressive air trapping

Auto-PEEP develops when insufficient expiratory time prevents full exhalation, leaving positive end-expiratory pressure that was not intentionally set.

Question 10: Current evidence-based guidelines recommend prone positioning in severe ARDS for a minimum duration of:

2–4 hours per session
At least 12–16 hours per session (Correct answer)
Continuously without time limit until oxygenation normalises
Only while PaO2/FiO2 remains below 300 mmHg

Correct answer: At least 12–16 hours per session

The PROSEVA trial used sessions of ≥16 hours, and guidelines recommend ≥12 hours to achieve the survival benefit observed with prone positioning.

Question 11: Which statement best describes zero-order kinetics?

Elimination rate is proportional to drug concentration
A constant amount of drug is eliminated per unit time regardless of concentration (Correct answer)
Drug clearance increases with rising plasma levels
Half-life remains constant across all plasma concentrations

Correct answer: A constant amount of drug is eliminated per unit time regardless of concentration

Zero-order kinetics occurs when elimination pathways are saturated, so a fixed amount (not fraction) of drug is cleared per unit time.

Question 12: A resident is observed interrupting a family member repeatedly during a goals-of-care meeting. As the supervising intensivist, the most effective educational response is:

Continue the meeting and provide structured private feedback immediately afterwards using a reflective framework (Correct answer)
Ignore the behaviour as family meetings are inherently high-pressure situations
Reprimand the resident in front of the family to correct behaviour immediately
Send an email to the training programme director requesting remediation

Correct answer: Continue the meeting and provide structured private feedback immediately afterwards using a reflective framework

Post-encounter debrief using a structured reflective framework (e.g., Pendleton's rules) is the evidence-based approach for communication skills feedback in medical education.

Question 13: Which combination of criteria most appropriately indicates readiness to perform a spontaneous breathing trial (SBT)?

FiO2 ≤0.4, PEEP ≤5–8 cmH2O, hemodynamic stability without high-dose vasopressors (Correct answer)
Two or fewer vasopressors regardless of FiO2 requirements
PEEP >10 cmH2O with resolving bilateral infiltrates
FiO2 >0.6 with improving chest radiograph and stable neurology

Correct answer: FiO2 ≤0.4, PEEP ≤5–8 cmH2O, hemodynamic stability without high-dose vasopressors

SBT readiness requires adequate oxygenation on low FiO2/PEEP, hemodynamic stability, and the ability to initiate spontaneous breaths.

Question 14: A patient receiving a continuous infusion of noradrenaline develops progressive peripheral ischaemia. Which agent is most appropriate to add to improve limb perfusion?

Phentolamine infused intra-arterially (Correct answer)
Low-dose dopamine to the affected limb
Hydrocortisone to reduce vasopressor dose
Phenylephrine

Correct answer: Phentolamine infused intra-arterially

Phentolamine, a competitive alpha-adrenoceptor antagonist, can be infused intra-arterially or subcutaneously to reverse catecholamine-induced vasospasm and tissue ischaemia.

Question 15: According to FICM/ICS guidelines on organ donation, a 'Specialist Nurse for Organ Donation' (SNOD) should be involved at what stage of the end-of-life process?

Early, alongside end-of-life discussions, before family approach (Correct answer)
After death is confirmed
Only after the family has agreed to donation
Only in DCD cases, not DBD

Correct answer: Early, alongside end-of-life discussions, before family approach

FICM/NHSBT guidelines recommend early SNOD involvement to facilitate optimal family communication and maximise donation opportunities.

Question 16: What is the significance of timestamping entries in critical care records?

It is optional if the clinician's signature is present
It is required only for medication administration records
It allows reconstruction of the sequence of events, which is vital for clinical review and medico-legal purposes (Correct answer)
It is a bureaucratic requirement with no clinical value

Correct answer: It allows reconstruction of the sequence of events, which is vital for clinical review and medico-legal purposes

Accurate timestamps allow precise reconstruction of clinical events, which is essential for clinical audit, mortality review, and legal proceedings.

Question 17: When documenting informed consent for a procedure in a critically ill patient who lacks capacity, which record entry is essential?

A standard consent form signed by the next of kin
Consultant verbal agreement recorded by nursing staff
A best-interest decision documentation including who was consulted, the reasoning, and why the procedure is in the patient's best interest (Correct answer)
A note that the procedure was performed without consent as an emergency

Correct answer: A best-interest decision documentation including who was consulted, the reasoning, and why the procedure is in the patient's best interest

Best-interest decisions must be documented with the names of those consulted, the clinical reasoning, and why the intervention serves the patient's best interests.

Question 18: Which Grading of Recommendations Assessment, Development and Evaluation (GRADE) rating would be assigned to evidence from a well-conducted RCT with no serious risk of bias or imprecision?

Low
Very low
High (Correct answer)
Moderate

Correct answer: High

Under GRADE, RCTs begin as high-quality evidence; rating is downgraded for risk of bias, inconsistency, indirectness, imprecision, or publication bias.

Question 19: An intensivist learns that a colleague is practising while impaired by alcohol. What is the ethical obligation?

Report concerns to the appropriate regulatory body or employer (Correct answer)
Ignore the situation unless a patient is directly harmed
Discuss it with nursing staff only
Speak to the colleague privately and monitor the situation

Correct answer: Report concerns to the appropriate regulatory body or employer

Clinicians have a professional duty to report a colleague whose impairment puts patients at risk, in line with GMC Good Medical Practice.

Question 20: In assessing volume responsiveness, a straight leg raise test is positive when it produces which hemodynamic change?

An increase in heart rate >10 bpm
A rise in MAP >20 mmHg
A decrease in CVP >3 mmHg
An increase in cardiac output or pulse pressure ≥10% (Correct answer)

Correct answer: An increase in cardiac output or pulse pressure ≥10%

A passive leg raise is considered positive (fluid responsive) if cardiac output or pulse pressure increases by ≥10%.

Question 21: Which of the following scenarios most clearly constitutes a conflict of interest for an ICU clinician?

Accepting a free clinical textbook from a professional society
Attending a pharmaceutical company-sponsored educational conference
Co-authoring research with colleagues from the same institution
Receiving financial payments from a device manufacturer while making procurement decisions for that device (Correct answer)

Correct answer: Receiving financial payments from a device manufacturer while making procurement decisions for that device

Financial relationships with manufacturers whose products the clinician evaluates or procures constitute a direct conflict of interest that must be declared and managed.

Question 22: What is the primary goal of the mentorship model in Intensive Care Medicine training?

To enhance theoretical knowledge
To promote independent research
To develop interpersonal skills
To facilitate learning from experienced intensivists (Correct answer)

Correct answer: To facilitate learning from experienced intensivists

The mentorship model in Intensive Care Medicine training aims to pair trainees with experienced intensivists who provide guidance, support, and practical wisdom. This direct relationship allows trainees to learn from real-world clinical experience, develop professional skills, and navigate the challenges of critical care under expert supervision. It fosters professional growth and clinical excellence.

Question 23: In the event of a hospital power failure affecting ICU ventilators, what is the minimum backup power duration that US Joint Commission standards require for life-safety systems?

4 hours
30 minutes
90 minutes (Correct answer)
72 hours

Correct answer: 90 minutes

The Joint Commission requires emergency generator systems to activate within 10 seconds and provide at least 90 minutes of backup power for life-safety branch circuits.

Question 24: What does the term "half-life" refer to in pharmacology?

The time between two doses
The time until the drug expires
The time it takes for the drug concentration to decrease by 50% (Correct answer)
The point at which a drug reaches maximum effectiveness

Correct answer: The time it takes for the drug concentration to decrease by 50%

Half-life is the time required for the plasma concentration of a drug to decrease by one-half, affecting dosing schedules.

Question 25: What is the primary physiological purpose of applying PEEP in mechanically ventilated patients with ARDS?

Reduce the patient's inspiratory effort
Lower peak airway pressures by reducing flow
Prevent alveolar derecruitment and improve oxygenation (Correct answer)
Decrease inspiratory time and improve CO2 clearance

Correct answer: Prevent alveolar derecruitment and improve oxygenation

PEEP maintains alveolar patency at end-expiration, preventing cyclic collapse-reopening injury and improving V/Q matching.

Question 26: A patient on phenytoin requires an increased dose of vecuronium. The most likely pharmacokinetic explanation is:

Reduced plasma protein binding
Increased renal excretion of vecuronium
Induction of hepatic CYP450 enzymes increasing vecuronium metabolism (Correct answer)
Competitive antagonism at the neuromuscular junction

Correct answer: Induction of hepatic CYP450 enzymes increasing vecuronium metabolism

Phenytoin is a potent CYP450 inducer that accelerates hepatic metabolism of vecuronium, reducing its plasma concentration and duration of action.

Question 27: During renal replacement therapy, pre-dilution fluid replacement compared to post-dilution is associated with:

No significant difference in either parameter
Higher solute clearance and shorter filter lifespan
Lower solute clearance but increased filter lifespan (Correct answer)
Higher solute clearance but increased filter lifespan

Correct answer: Lower solute clearance but increased filter lifespan

Pre-dilution reduces haemoconcentration in the filter, prolonging filter life, but dilutes the blood before filtration, reducing solute clearance efficiency.

Question 28: An ICU patient receiving therapeutic anticoagulation with unfractionated heparin develops a new arterial thrombosis and a 55% platelet drop from baseline over 5 days. What is the most likely diagnosis and immediate treatment?

Heparin-induced thrombocytopenia (HIT); stop heparin and start a non-heparin anticoagulant (Correct answer)
Thrombotic thrombocytopenic purpura; plasmapheresis
Disseminated intravascular coagulation; fresh frozen plasma
Drug-induced thrombocytopenia; platelet transfusion

Correct answer: Heparin-induced thrombocytopenia (HIT); stop heparin and start a non-heparin anticoagulant

A >50% platelet drop with new thrombosis on day 5–10 of heparin is classic HIT; all heparin products must be stopped and a non-heparin anticoagulant (e.g., argatroban) started immediately.

Question 29: Under the UK Health Research Authority framework, which committee has primary responsibility for granting ethical approval for a clinical trial involving ICU patients?

The Intensive Care Society
The Trust Clinical Governance Committee
The Medicines and Healthcare products Regulatory Agency (MHRA)
An NHS Research Ethics Committee (REC) (Correct answer)

Correct answer: An NHS Research Ethics Committee (REC)

NHS RECs are the bodies authorised to give ethical approval for research involving NHS patients, staff, or data, as overseen by the Health Research Authority.

Question 30: Which statement accurately describes the pharmacology of tranexamic acid (TXA) in trauma?

TXA directly inhibits thrombin, preventing clot formation
TXA is a lysine analogue that competitively inhibits plasminogen binding to fibrin, reducing fibrinolysis (Correct answer)
TXA activates factor XIII to cross-link fibrin more strongly
TXA blocks platelet GPIIb/IIIa receptors to reduce platelet consumption

Correct answer: TXA is a lysine analogue that competitively inhibits plasminogen binding to fibrin, reducing fibrinolysis

Tranexamic acid mimics lysine and competitively occupies lysine-binding sites on plasminogen, preventing its activation to plasmin and thereby reducing fibrinolysis.

Question 31: In a comatose patient following cardiac arrest, which EEG pattern after targeted temperature management is most strongly associated with poor neurological outcome?

Diffuse theta slowing
Alpha coma pattern
Burst suppression with identical bursts (Correct answer)
Generalized periodic discharges with triphasic morphology

Correct answer: Burst suppression with identical bursts

Burst suppression with identical (stereotyped) bursts is a malignant EEG pattern strongly predictive of poor neurological outcome post-cardiac arrest.

Question 32: A therapeutic drug monitoring level is taken 6 hours after an IV dose of vancomycin. The result is best described as:

An area-under-the-curve surrogate correlating with bactericidal activity (Correct answer)
A trough level used to guide dosing interval
Neither peak nor trough — timing is too variable to interpret
Peak level representing maximum efficacy

Correct answer: An area-under-the-curve surrogate correlating with bactericidal activity

Modern vancomycin monitoring uses AUC/MIC ratio as the pharmacodynamic target; a mid-interval level can be used to estimate AUC when combined with another sample.

Question 33: What is the primary purpose of a comprehensive patient assessment in FFICM practice?

To avoid clinical documentation
To fulfill insurance requirements only
To establish a baseline for treatment planning (Correct answer)
To replace laboratory testing

Correct answer: To establish a baseline for treatment planning

A comprehensive patient assessment establishes a baseline that guides treatment planning and helps track patient progress over time.

Question 34: What does "PRN" mean in medication orders?

Pre-registered narcotics
Prescription renewal notice
Patient requires notification
As needed (pro re nata) (Correct answer)

Correct answer: As needed (pro re nata)

PRN (pro re nata) means medication is given as needed based on patient symptoms rather than on a fixed schedule.

Question 35: Which of the following BEST describes 'deliberate practice' as it applies to ICM procedural training?

Watching senior consultants perform procedures without direct participation
Performing procedures as frequently as possible during busy clinical shifts
Completing simulation exercises once per year at a mandatory training day
Structured repetitive practice with specific performance goals, immediate feedback, and focused error correction (Correct answer)

Correct answer: Structured repetitive practice with specific performance goals, immediate feedback, and focused error correction

Deliberate practice requires focused repetition with clearly defined goals, immediate corrective feedback, and intentional effort to address weaknesses, not mere repetition.

Question 36: Which of the following is the MOST valid use of case-based discussion (CbD) in ICM training?

Replacing simulation for airway management training
Evaluating a trainee's ability to lead a cardiac arrest
Assessing a trainee's technical dexterity during bronchoscopy
Exploring clinical reasoning, decision-making, and professional judgement through structured discussion of a real patient case (Correct answer)

Correct answer: Exploring clinical reasoning, decision-making, and professional judgement through structured discussion of a real patient case

CbD is specifically designed to assess higher-order cognitive skills such as clinical reasoning, ethical decision-making, and application of evidence through structured discussion.

Question 37: A patient prescribed fluconazole for candidaemia is also receiving fentanyl PCA. Which interaction should be anticipated?

Decreased fentanyl protein binding leading to toxicity
No clinically significant interaction expected
Increased fentanyl plasma levels due to CYP3A4 inhibition by fluconazole (Correct answer)
Reduced fentanyl bioavailability due to P-glycoprotein induction

Correct answer: Increased fentanyl plasma levels due to CYP3A4 inhibition by fluconazole

Fluconazole is a potent CYP3A4 and CYP2C9 inhibitor; CYP3A4 is the primary enzyme metabolising fentanyl, so co-administration increases fentanyl exposure and risk of opioid toxicity.

Question 38: A patient who is alert but intubated becomes increasingly agitated. After ruling out medical causes, the most appropriate initial communication intervention is:

Restrain the patient to prevent self-extubation
Increase sedation to RASS -3
Defer all communication to the next family visit
Establish a reliable yes/no signaling method and assess for pain and anxiety (Correct answer)

Correct answer: Establish a reliable yes/no signaling method and assess for pain and anxiety

Establishing a reliable communication channel addresses the root cause of agitation in alert intubated patients before escalating sedation.

Question 39: In the CAM-ICU assessment, which TWO features are required to confirm delirium diagnosis?

All four features must be present
Feature 1 (acute onset) + Feature 3 (altered LOC)
Feature 2 (inattention) + Feature 4 (disorganized thinking) only
Feature 1 (acute onset) + Feature 2 (inattention) + either Feature 3 or 4 (Correct answer)

Correct answer: Feature 1 (acute onset) + Feature 2 (inattention) + either Feature 3 or 4

CAM-ICU requires Feature 1 (acute onset/fluctuating course) AND Feature 2 (inattention), PLUS either Feature 3 (altered LOC) or Feature 4 (disorganized thinking).

Question 40: Which pharmacodynamic parameter is most predictive of beta-lactam antibiotic efficacy?

Total daily dose administered
Area under the concentration–time curve / MIC (AUC/MIC)
Peak concentration / MIC ratio (Cmax/MIC)
Time above MIC (%T>MIC) (Correct answer)

Correct answer: Time above MIC (%T>MIC)

Beta-lactams exhibit time-dependent bactericidal activity; efficacy correlates with the proportion of the dosing interval during which free drug concentration exceeds the MIC.

Question 41: A critically ill patient requires prolonged broad-spectrum antibiotics. Which intervention BEST reduces the risk of Clostridioides difficile-associated diarrhea?

Routine oral vancomycin prophylaxis
Adding a probiotic to the enteral feed
De-escalating antibiotics to the narrowest effective spectrum as soon as possible (Correct answer)
Starting prophylactic metronidazole concurrently

Correct answer: De-escalating antibiotics to the narrowest effective spectrum as soon as possible

Antibiotic stewardship with prompt de-escalation to the narrowest spectrum reduces disruption of colonization resistance and is the primary C. difficile prevention strategy.

Question 42: What is a key component of practical training for Intensive Care Medicine trainees?

Peer-led discussions
Solo patient management
Extensive textbook study
Simulation-based learning (Correct answer)

Correct answer: Simulation-based learning

Simulation-based learning is a key component of practical training for Intensive Care Medicine trainees. It allows them to practice complex procedures, decision-making, and teamwork in a safe, controlled environment without risk to actual patients. This method helps develop critical skills, improve response times, and build confidence before real-world clinical application.

Question 43: What is the correct sequence for a physical assessment?

Auscultation, percussion, palpation, inspection
Palpation, inspection, auscultation, percussion
Inspection, palpation, percussion, auscultation (Correct answer)
Percussion, auscultation, inspection, palpation

Correct answer: Inspection, palpation, percussion, auscultation

The standard physical assessment sequence is inspection (visual), palpation (touch), percussion (tapping), and auscultation (listening).

Question 44: Which property of a drug most influences its ability to cross the blood-brain barrier?

High water solubility and low protein binding
Large volume of distribution and long half-life
Renal clearance and ionisation at physiological pH
Molecular weight below 500 Da and high lipid solubility (Correct answer)

Correct answer: Molecular weight below 500 Da and high lipid solubility

Drugs penetrate the BBB most readily when they are small, lipophilic, and largely unionised at physiological pH.

Question 45: What are the "Five Rights" of medication administration?

Right patient, right drug, right dose, right route, right time (Correct answer)
Right patient, right drug, right dose, right speed, right time
Right patient, right color, right dose, right route, right time
Right patient, right drug, right cost, right route, right form

Correct answer: Right patient, right drug, right dose, right route, right time

The Five Rights are a fundamental safety framework for medication administration to prevent errors.

Question 46: When performing CPR on an adult, what is the recommended compression depth?

At least 4 inches (10 cm)
At least 3 inches (7.5 cm)
At least 1 inch (2.5 cm)
At least 2 inches (5 cm) (Correct answer)

Correct answer: At least 2 inches (5 cm)

Current guidelines recommend chest compressions of at least 2 inches deep for adults to effectively circulate blood.

Question 47: Which of the following is the MOST important principle when providing constructive feedback to an ICM trainee after a clinical encounter?

Balance specific acknowledgement of strengths with clear, actionable suggestions for improvement tied to observable behaviours (Correct answer)
Focus exclusively on what the trainee did wrong to prevent recurrence
Deliver feedback only in writing to avoid emotional responses
Wait until the end of the rotation to consolidate all feedback into one session

Correct answer: Balance specific acknowledgement of strengths with clear, actionable suggestions for improvement tied to observable behaviours

Effective feedback is timely, specific, balanced, and focused on observable behaviours with clear actions, which maximises learning and maintains the trainee's motivation.

Question 48: What is active listening in professional communication?

Asking as many questions as possible during the conversation
Taking detailed notes without making eye contact
Waiting for your turn to speak while planning your response
Fully concentrating on and understanding the speakers message before responding (Correct answer)

Correct answer: Fully concentrating on and understanding the speakers message before responding

Active listening involves giving full attention to the speaker, understanding their message, and providing appropriate feedback.

Question 49: In the context of ICM training, what is the FICM's position on less-than-full-time (LTFT) training?

LTFT automatically reduces required competency evidence proportionally without time extension
Trainees can apply for LTFT training and must complete all competencies within a proportionally extended training period (Correct answer)
It is not permitted under any circumstances in ICM
Only academic trainees are eligible for LTFT training

Correct answer: Trainees can apply for LTFT training and must complete all competencies within a proportionally extended training period

FICM supports LTFT training; trainees must achieve all the same competencies but over a longer training period proportional to their reduced working hours.

Question 50: Which communication technique is most effective for verifying understanding?

Asking the person to explain the information back in their own words (Correct answer)
Providing written instructions only
Nodding and saying "I understand"
Repeating the same information louder

Correct answer: Asking the person to explain the information back in their own words

The teach-back method confirms understanding by having the person explain the information in their own words.

Question 51: Which statement best reflects the principle of 'prognostic disclosure calibration' in ICU communication?

Always provide a precise survival percentage at every family meeting
Tailor the amount and detail of prognostic information to what the family wants to know (Correct answer)
Withhold prognosis until the patient's condition is definitively established
Provide the most pessimistic prognosis to prepare families for the worst outcome

Correct answer: Tailor the amount and detail of prognostic information to what the family wants to know

Calibrated disclosure involves first assessing the family's information preferences and then providing prognostic detail accordingly, respecting individual autonomy.

Question 52: During a mass casualty incident in the ICU, the START triage system categorizes a patient who is breathing at 22 breaths/min, has a radial pulse, and can follow commands. What color tag should be assigned?

Black (expectant/deceased)
Red (immediate) (Correct answer)
Green (minor/delayed)
Yellow (delayed)

Correct answer: Red (immediate)

A patient breathing spontaneously, with a radial pulse, and able to follow commands is tagged Red (immediate) under START triage, indicating life-threatening but salvageable injuries.

Question 53: A septic patient on noradrenaline shows no haemodynamic response despite dose escalation to 1 mcg/kg/min. Adding vasopressin is most useful because:

Vasopressin inhibits angiotensin-converting enzyme, reducing afterload
It displaces noradrenaline from receptor binding sites to enhance its effect
Sepsis depletes endogenous vasopressin and V1 receptors remain functional on vascular smooth muscle (Correct answer)
Vasopressin stimulates beta-1 receptors to augment cardiac output

Correct answer: Sepsis depletes endogenous vasopressin and V1 receptors remain functional on vascular smooth muscle

Vasopressin levels fall in prolonged septic shock while V1 vasopressin receptors on smooth muscle remain responsive, providing a noradrenaline-sparing pressor effect.

Question 54: A patient with severe ARDS is conscious but unable to speak due to an endotracheal tube. She appears to be trying to write something. The correct action is:

Provide a pen and pad or whiteboard and allow her to write her message (Correct answer)
Ask the bedside nurse to guess what the patient needs
Tell her to rest and that communication can wait until extubation
Administer additional sedation to reduce apparent distress

Correct answer: Provide a pen and pad or whiteboard and allow her to write her message

Providing writing materials is a validated, low-tech AAC method that preserves patient autonomy and addresses immediate communication needs.

Question 55: Which core safety standard from NHS England mandates that all ICUs have a minimum staffing ratio of one nurse per how many patients for level 3 care?

1:1 (Correct answer)
1:2
1:4
1:3

Correct answer: 1:1

NHS England's Core Standards for Intensive Care Units specify a 1:1 nurse-to-patient ratio for level 3 (ICU) patients.

Question 56: Which change in critical illness most commonly increases the volume of distribution of hydrophilic antibiotics?

Hypoalbuminaemia reducing protein-bound fraction
Increased GFR causing augmented renal clearance
Reduced hepatic blood flow impairing first-pass metabolism
Capillary leak and third spacing expanding the extravascular fluid compartment (Correct answer)

Correct answer: Capillary leak and third spacing expanding the extravascular fluid compartment

Sepsis-related endothelial dysfunction causes capillary leak, dramatically expanding the extravascular space and increasing Vd for hydrophilic drugs like aminoglycosides and beta-lactams.

Question 57: Which of the following is an appropriate use of abbreviations in ICU records?

Abbreviations are prohibited entirely in ICU records
Only locally or nationally approved abbreviations to avoid misinterpretation (Correct answer)
Abbreviations should be used freely to save time
Any abbreviation familiar to the documenting clinician

Correct answer: Only locally or nationally approved abbreviations to avoid misinterpretation

Only standardised, locally or nationally approved abbreviations should be used to minimise the risk of misinterpretation by other healthcare professionals.

Question 58: Which statement correctly describes the pharmacology of dexmedetomidine?

It is a non-selective alpha-adrenoceptor agonist causing paradoxical hypertension
It is a selective alpha-2 agonist producing sedation, analgesia, and sympatholysis without respiratory depression (Correct answer)
It primarily acts on mu-opioid receptors, requiring opioid antagonists for reversal
It blocks GABA-A receptors to produce sedation similar to benzodiazepines

Correct answer: It is a selective alpha-2 agonist producing sedation, analgesia, and sympatholysis without respiratory depression

Dexmedetomidine selectively agonises central and peripheral alpha-2 adrenoceptors, producing a state of cooperative sedation and analgesia while largely preserving respiratory drive.

Question 59: In the ICU, which arterial waveform finding suggests hypovolemia during positive pressure ventilation?

Reduced diastolic runoff
Dicrotic notch elevation
Wide pulse pressure
Pulse pressure variation >13% (Correct answer)

Correct answer: Pulse pressure variation >13%

Pulse pressure variation (PPV) >13% during mechanical ventilation is a reliable dynamic indicator of fluid responsiveness indicating hypovolemia.

Question 60: A RASS score of -3 indicates which level of sedation?

Light sedation — eye opening to voice
Unarousable
Moderate sedation — movement to voice
Deep sedation — no response to voice but movement to physical stimulus (Correct answer)

Correct answer: Deep sedation — no response to voice but movement to physical stimulus

RASS -3 indicates deep sedation: no response to voice but movement or eye opening to physical stimulation.

Question 61: A family requests that the team not tell their elderly relative that she is dying. The most appropriate intensivist response is:

Lie to the patient if directly questioned about her prognosis
Honor the family's request unconditionally to maintain trust
Document the request and follow the family's instructions
Explore the family's concerns while affirming the patient's right to information if she wishes to know (Correct answer)

Correct answer: Explore the family's concerns while affirming the patient's right to information if she wishes to know

While cultural sensitivity is essential, clinicians have a duty to explore the patient's own wishes and cannot routinely withhold information the patient wants.

Question 62: Which nutritional route is preferred in critically ill patients who have a functioning gastrointestinal tract?

Peripheral parenteral nutrition
Oral supplementation with protein shakes
Total parenteral nutrition via central venous catheter
Enteral nutrition via nasogastric or post-pyloric tube (Correct answer)

Correct answer: Enteral nutrition via nasogastric or post-pyloric tube

Enteral nutrition is preferred over parenteral nutrition in critically ill patients with a functioning gut because it preserves gut mucosal integrity, reduces infection risk, and is more physiological.

Question 63: What is the most critical step before performing any clinical procedure?

Reviewing the facility schedule
Verifying patient identity and obtaining informed consent (Correct answer)
Checking the supply inventory
Updating the electronic record template

Correct answer: Verifying patient identity and obtaining informed consent

Patient identification and informed consent are essential safety measures that must precede any clinical procedure.

Question 64: The ARDS Network low tidal volume strategy uses a target tidal volume based on which measurement?

Measured functional residual capacity
Actual body weight
Ideal body weight (IBW) (Correct answer)
Lean body mass

Correct answer: Ideal body weight (IBW)

The ARDSNet protocol targets 6 mL/kg of ideal body weight to limit ventilator-induced lung injury regardless of actual weight.

Question 65: When designing a crossover trial in critically ill patients, which major limitation must be considered compared to a parallel-group design?

Higher statistical power per patient
Reduced need for randomisation
Elimination of inter-patient variability
Carryover effects from the first treatment period (Correct answer)

Correct answer: Carryover effects from the first treatment period

Carryover (residual) effects occur when the first treatment continues to influence outcomes during the second treatment period, potentially biasing results in crossover designs.

Question 66: Which mechanism best explains the tachyphylaxis seen with repeated doses of ephedrine?

Competitive inhibition of monoamine oxidase
Depletion of noradrenaline from presynaptic vesicles (Correct answer)
Increased renal clearance
Downregulation of adrenoceptors

Correct answer: Depletion of noradrenaline from presynaptic vesicles

Ephedrine acts indirectly by displacing noradrenaline from presynaptic terminals; repeated dosing depletes these stores, reducing each subsequent response.

Question 67: According to the ARDSNet protocol, what tidal volume is recommended for lung-protective ventilation in ARDS?

12 ml/kg predicted body weight
6 ml/kg predicted body weight (Correct answer)
8 ml/kg ideal body weight
10 ml/kg actual body weight

Correct answer: 6 ml/kg predicted body weight

The ARDSNet protocol recommends 6 ml/kg predicted body weight, reducible to 4 ml/kg if needed to keep plateau pressure ≤30 cmH2O.

Question 68: Which of the following is the most appropriate analgesic choice for a mechanically ventilated ICU patient with anuria and rhabdomyolysis?

Ketorolac for its opioid-sparing anti-inflammatory effect
Fentanyl infusion, as it does not accumulate active metabolites in renal failure (Correct answer)
Morphine infusion titrated by nursing staff
Tramadol, as it avoids opioid receptor activation

Correct answer: Fentanyl infusion, as it does not accumulate active metabolites in renal failure

Fentanyl is preferred in renal failure as it has no clinically significant active metabolites; morphine's M6G metabolite accumulates in renal impairment causing prolonged sedation and respiratory depression.

Question 69: What is the difference between a side effect and an adverse reaction?

Side effects are more serious than adverse reactions
Adverse reactions only occur with overdoses
They are identical terms
Side effects are expected; adverse reactions are harmful and unexpected (Correct answer)

Correct answer: Side effects are expected; adverse reactions are harmful and unexpected

Side effects are predictable secondary effects, while adverse reactions are unexpected harmful responses to medication.

Question 70: Which receptor type mediates the inotropic effects of dopamine at doses of 5–10 mcg/kg/min?

Beta-2 adrenoceptors
Beta-1 adrenoceptors (Correct answer)
Alpha-1 adrenoceptors
Dopamine D1 receptors

Correct answer: Beta-1 adrenoceptors

At intermediate doses (5–10 mcg/kg/min), dopamine predominantly stimulates beta-1 adrenoceptors, increasing heart rate and contractility.

Question 71: Which statement about propofol pharmacokinetics in critically ill patients is correct?

Propofol has a narrow therapeutic window with predictable plasma concentrations
Albumin binding is minimal, making free fraction stable in critical illness
Its large volume of distribution means context-sensitive half-time rises markedly with prolonged infusions (Correct answer)
Clearance is primarily renal and unaffected by hepatic dysfunction

Correct answer: Its large volume of distribution means context-sensitive half-time rises markedly with prolonged infusions

Propofol's high lipophilicity and large Vd cause redistribution from deep tissue compartments after prolonged infusions, markedly increasing context-sensitive half-time.

Question 72: Ketamine's analgesic and dissociative effects are primarily mediated by:

GABA-A receptor potentiation
Mu-opioid receptor agonism
Non-competitive NMDA receptor antagonism (Correct answer)
Alpha-2 adrenoceptor agonism

Correct answer: Non-competitive NMDA receptor antagonism

Ketamine blocks the open channel of NMDA receptors in a non-competitive, use-dependent manner, producing dissociation and analgesia.

Question 73: A patient requires urgent needle decompression for tension pneumothorax. The recommended landmark for needle thoracocentesis is:

4th intercostal space, midclavicular line
3rd intercostal space, midaxillary line
5th intercostal space, anterior axillary line
2nd intercostal space, midclavicular line (Correct answer)

Correct answer: 2nd intercostal space, midclavicular line

The 2nd intercostal space midclavicular line is the traditional landmark; insertion should be over the superior rib border to avoid neurovascular bundle.

Question 74: Which method is used to adjust for multiple confounders simultaneously in an observational ICU study to estimate the effect of an intervention?

Multivariable logistic or Cox regression (Correct answer)
Stratified randomisation
Paired t-test
Bonferroni correction

Correct answer: Multivariable logistic or Cox regression

Multivariable regression allows simultaneous adjustment for several confounders to obtain a more unbiased estimate of the exposure-outcome association.

Question 75: Surrogates of critically ill patients are most prone to which cognitive bias that can impair shared decision-making?

Optimism bias overestimating survival probability (Correct answer)
Anchoring bias on the admission diagnosis
Framing effects from how mortality statistics are presented
Availability bias

Correct answer: Optimism bias overestimating survival probability

Surrogates consistently overestimate survival probabilities, which is an optimism bias that clinicians must gently address with clear prognostic information.

Question 76: The NICE quality standard QS61 for infection prevention in ICU specifically recommends which intervention to reduce central line-associated bloodstream infections (CLABSI)?

Routine antibiotic prophylaxis at insertion
Replacing all central lines every 72 hours
Using femoral access preferentially
Chlorhexidine-impregnated dressings and daily review of line necessity (Correct answer)

Correct answer: Chlorhexidine-impregnated dressings and daily review of line necessity

QS61 recommends chlorhexidine dressings, aseptic insertion bundles, and daily review of whether the central line remains necessary.

Question 77: The loading dose of a drug is primarily determined by:

Volume of distribution and target plasma concentration (Correct answer)
Protein binding and renal function
Clearance and desired effect duration
Bioavailability and first-pass metabolism

Correct answer: Volume of distribution and target plasma concentration

Loading dose = (Volume of distribution × Target plasma concentration) / Bioavailability, making Vd the dominant determinant.

Question 78: A mechanically ventilated patient with a tracheostomy is attempting to communicate distress. Which augmentative and alternative communication (AAC) strategy should be trialed first?

Ask family members to interpret all patient needs
Immediately sedate the patient to reduce agitation
Offer a simple yes/no head-nod system before progressing to letter boards (Correct answer)
Wait until the patient is extubated before attempting communication

Correct answer: Offer a simple yes/no head-nod system before progressing to letter boards

A hierarchical AAC approach starting with simple yes/no signals minimizes patient frustration and is the recommended first step in ICU communication.

Question 79: In a patient with acute kidney injury, which benzodiazepine has the most predictable pharmacokinetics due to direct glucuronidation without active metabolites?

Lorazepam (Correct answer)
Clonazepam
Diazepam
Midazolam

Correct answer: Lorazepam

Lorazepam undergoes direct glucuronidation to inactive metabolites without hepatic CYP450 oxidation, making it more predictable in renal or hepatic impairment.

Question 80: Which aspect of training prepares intensivists for ethical challenges in patient care?

Time management courses
Training in medical ethics (Correct answer)
Technical skills workshops
Advanced pharmacology studies

Correct answer: Training in medical ethics

Intensive Care Medicine often involves difficult decisions regarding end-of-life care, resource allocation, and patient autonomy. Training in medical ethics prepares intensivists to navigate these complex moral dilemmas, ensuring they can make compassionate and legally sound choices. This education helps them uphold patient values and professional responsibilities in challenging situations.

Question 81: A patient with ARDS has a PaO₂/FiO₂ ratio of 95 mmHg. According to Berlin criteria, what severity classification applies?

Moderate ARDS
Severe ARDS (Correct answer)
This ratio does not meet ARDS criteria
Mild ARDS

Correct answer: Severe ARDS

Berlin criteria classify ARDS as severe when PaO₂/FiO₂ ≤100 mmHg with PEEP ≥5 cmH₂O.

Question 82: In a patient with acute liver failure, which coagulation test best reflects synthetic function and has prognostic significance in scoring systems such as King's College Criteria?

Thromboelastography (TEG) clot strength
Activated partial thromboplastin time (aPTT)
Fibrinogen level
Prothrombin time / INR (Correct answer)

Correct answer: Prothrombin time / INR

Prothrombin time/INR reflects hepatic synthesis of factors I, II, V, VII, and X, and is a component of King's College Criteria for transplant listing.

Question 83: In an ICU trial with 10% loss to follow-up, which analytical approach best preserves the intention-to-treat principle?

Complete case analysis
Exclusion of all centres with missing data
Multiple imputation for missing outcome data (Correct answer)
Per-protocol analysis only

Correct answer: Multiple imputation for missing outcome data

Multiple imputation uses observed data to generate plausible values for missing outcomes, preserving sample size and supporting a valid intention-to-treat analysis.

Question 84: What is the PRIMARY role of an educational supervisor in ICM training?

To assign clinical rotas and on-call duties
To submit trainee logbooks to the GMC on a weekly basis
To oversee the trainee's overall educational progress and provide pastoral support (Correct answer)
To conduct all workplace-based assessments personally

Correct answer: To oversee the trainee's overall educational progress and provide pastoral support

The educational supervisor maintains oversight of the trainee's overall development, sets learning objectives, reviews progress, and provides pastoral care.

Question 85: Which of the following is a key governance requirement for ICU documentation audits?

Only electronic records need to be audited
Audits are the sole responsibility of ward clerks
Audits are only required following a serious incident
Regular prospective and retrospective audits of documentation standards should occur as part of departmental governance (Correct answer)

Correct answer: Regular prospective and retrospective audits of documentation standards should occur as part of departmental governance

Ongoing documentation audits are a core component of clinical governance to identify systemic gaps and drive quality improvement.

Question 86: Regarding lumbar puncture in the ICU, which coagulation parameter is the most critical contraindication to consider?

APTT > 1.5× normal
Platelet count < 50 × 10⁹/L (Correct answer)
Fibrinogen < 1.5 g/L
INR > 1.5

Correct answer: Platelet count < 50 × 10⁹/L

A platelet count below 50 × 10⁹/L is generally considered a contraindication due to risk of spinal haematoma.

Question 87: An ICU patient from a non-English-speaking background requires an interpreter for a goals-of-care discussion. The patient's bilingual adult child offers to interpret. The best approach is:

Use a telephone translation service only if no family member is available
Use a professional medical interpreter to ensure accuracy and avoid burdening the child (Correct answer)
Accept the offer as it is most convenient and culturally sensitive
Proceed in English with written materials provided in the patient's language

Correct answer: Use a professional medical interpreter to ensure accuracy and avoid burdening the child

Professional interpreters reduce errors, avoid placing emotional burden on family members, and maintain confidentiality and neutrality in complex discussions.

Question 88: A dual ICM/anaesthesia trainee is approaching the end of training. Which body awards the Certificate of Completion of Training (CCT) that confirms specialist recognition?

The Faculty of Intensive Care Medicine
The General Medical Council (Correct answer)
NHS England
The Royal College of Anaesthetists

Correct answer: The General Medical Council

The GMC issues the CCT upon recommendation from the relevant Royal College or Faculty, conferring entry onto the Specialist Register as a recognised ICM specialist.

Question 89: Why is it important to check for drug allergies before administration?

To prevent potentially life-threatening allergic reactions (Correct answer)
To determine the correct billing code
To complete insurance paperwork
To satisfy pharmacy inventory requirements

Correct answer: To prevent potentially life-threatening allergic reactions

Checking allergies prevents serious reactions including anaphylaxis, which can be fatal if not identified beforehand.

Question 90: What is the single most effective method for preventing the spread of infection?

Isolating all patients
Using antibiotics prophylactically
Wearing a face shield at all times
Proper hand hygiene (Correct answer)

Correct answer: Proper hand hygiene

Hand hygiene is consistently identified as the most effective measure for preventing healthcare-associated infections.

Question 91: A patient's thermodilution cardiac output is 2.8 L/min with a BSA of 1.9 m². What is the cardiac index, and how should it be interpreted?

2.8 L/min/m² — normal when indexed
1.47 L/min/m² — severely reduced (Correct answer)
1.47 L/min/m² — normal
5.32 L/min/m² — elevated

Correct answer: 1.47 L/min/m² — severely reduced

Cardiac index = CO/BSA = 2.8/1.9 = 1.47 L/min/m²; normal is 2.2–4.0 L/min/m², so this is severely reduced.

Question 92: The analgesic effect of paracetamol (acetaminophen) is thought to be mediated primarily through:

NMDA receptor antagonism in the dorsal horn
Inhibition of COX-3 and activation of the descending serotonergic pathway (Correct answer)
COX-1 inhibition in peripheral tissues
Mu-opioid receptor partial agonism in the spinal cord

Correct answer: Inhibition of COX-3 and activation of the descending serotonergic pathway

Paracetamol inhibits a COX variant in the CNS and activates descending serotonergic/cannabinoid pain-modulating pathways, explaining its central analgesic mechanism.

Question 93: A patient on mechanical ventilation develops sudden hypotension, decreased SpO2, and absent breath sounds on the right. After ETT displacement is excluded, what is the most urgent next step?

Obtain an urgent chest X-ray
Increase PEEP to 10 cmH2O
Administer 500 mL IV fluid bolus
Perform needle thoracostomy on the right at the 2nd intercostal space midclavicular line (Correct answer)

Correct answer: Perform needle thoracostomy on the right at the 2nd intercostal space midclavicular line

These findings indicate tension pneumothorax, which is a clinical diagnosis requiring immediate needle thoracostomy without waiting for imaging.

Question 94: Which isolation precaution is required for a patient colonized with carbapenem-resistant Enterobacteriaceae (CRE)?

Contact precautions (Correct answer)
Reverse isolation only
Airborne precautions
Droplet precautions

Correct answer: Contact precautions

CRE is transmitted via direct or indirect contact, so contact precautions (gloves and gown) are required.

Question 95: In a patient with traumatic brain injury (TBI), which intracranial pressure monitoring device is considered the gold standard?

Intraventricular catheter (EVD) (Correct answer)
Intraparenchymal fibreoptic monitor (e.g., Codman)
Subdural bolt (Richmond screw)
Epidural pressure transducer

Correct answer: Intraventricular catheter (EVD)

The intraventricular catheter (external ventricular drain) is the gold standard as it allows both accurate ICP measurement and therapeutic CSF drainage.

Question 96: What is the significance of research involvement during Intensive Care Medicine training?

It reduces the need for clinical exposure
It replaces practical training
It is only necessary for academic positions
It ensures evidence-based practice (Correct answer)

Correct answer: It ensures evidence-based practice

Research involvement during Intensive Care Medicine training is crucial because it fosters an understanding of how new medical knowledge is generated and validated. This ensures that future intensivists can critically appraise scientific literature and apply the most current, evidence-based practices to improve patient care and outcomes. It promotes a commitment to continuous learning and clinical innovation.

Question 97: Non-depolarising neuromuscular blocking agents are monitored at the adductor pollicis. Which train-of-four (TOF) ratio confirms adequate reversal before extubation?

Presence of at least 2 twitches
Sustained tetanus at 50 Hz for 5 seconds
TOF ratio ≥ 0.7
TOF ratio ≥ 0.9 (Correct answer)

Correct answer: TOF ratio ≥ 0.9

A TOF ratio ≥ 0.9 at the adductor pollicis is the current standard for confirming adequate neuromuscular recovery before extubation.

Question 98: During a family meeting, the intensivist is speaking for 10 uninterrupted minutes about organ dysfunction. According to best-practice communication research, this approach is problematic because:

It does not conform to the SBAR framework
It demonstrates insufficient medical knowledge
It is too brief for complex ICU discussions
Family members retain information poorly when clinicians dominate speaking time (Correct answer)

Correct answer: Family members retain information poorly when clinicians dominate speaking time

Research shows families recall only a fraction of information when clinicians speak at length; the VALUE framework recommends families speak more than clinicians.

Question 99: Intraosseous (IO) access is established in an adult patient. Which of the following drugs should NOT be administered via IO route?

Adrenaline (epinephrine)
Hypertonic saline (3%)
Amiodarone
Adenosine (Correct answer)

Correct answer: Adenosine

Adenosine requires rapid central venous delivery due to its extremely short half-life (~10 seconds), making IO or peripheral administration ineffective.

Question 100: Compared with conventional oxygen therapy, high-flow nasal oxygen (HFNO) most notably differs by:

Delivering 100% FiO2 via a tightly sealed non-rebreather mask at 15 L/min
Being restricted to post-operative patients following thoracic surgery
Delivering heated humidified gas at up to 60 L/min, generating modest nasopharyngeal CPAP and reducing anatomical dead space (Correct answer)
Requiring procedural sedation for patient tolerance due to discomfort

Correct answer: Delivering heated humidified gas at up to 60 L/min, generating modest nasopharyngeal CPAP and reducing anatomical dead space

HFNO provides high-flow heated humidified oxygen that washes out nasopharyngeal dead space, generates 1–2 cmH2O CPAP per 10 L/min, and improves patient comfort.

Question 101: In an ICU patient with suspected abdominal compartment syndrome, which measurement confirms the diagnosis?

Serum lactate >4 mmol/L with abdominal distension
Intra-abdominal pressure ≥20 mmHg with new organ dysfunction (Correct answer)
Abdominal girth >100 cm
CT findings of bowel wall thickening

Correct answer: Intra-abdominal pressure ≥20 mmHg with new organ dysfunction

Abdominal compartment syndrome is defined as sustained intra-abdominal pressure ≥20 mmHg associated with new organ dysfunction.

Question 102: In the ABCDEF bundle, what does the 'E' component stand for?

Enteral nutrition
Electrolyte monitoring
Exercise and early mobility (Correct answer)
Early extubation

Correct answer: Exercise and early mobility

The 'E' in the ABCDEF bundle stands for Exercise and Early Mobility, emphasizing physical rehabilitation to prevent ICU-acquired weakness.

Question 103: Which condition is a contraindication to prone positioning in mechanically ventilated ARDS patients?

PaO2/FiO2 ratio <150
Refractory hypoxemia
Recruitment maneuver failure
Unstable spinal fracture (Correct answer)

Correct answer: Unstable spinal fracture

Unstable spinal fractures are an absolute contraindication to prone positioning due to the risk of spinal cord injury during turning.

Question 104: Which neurological monitoring technique measures the electrical activity of the brain and is used to detect non-convulsive status epilepticus in the ICU?

Cerebral oximetry (NIRS)
Transcranial Doppler
Intracranial pressure monitoring
Continuous EEG monitoring (Correct answer)

Correct answer: Continuous EEG monitoring

Continuous EEG monitoring is the standard tool for diagnosing non-convulsive seizures and non-convulsive status epilepticus in ICU patients with altered consciousness.

Question 105: A critically ill patient develops prolonged paralysis after a single intubating dose of suxamethonium. The most likely cause is:

High hepatic extraction ratio leading to drug accumulation
Pseudocholinesterase deficiency reducing hydrolysis of suxamethonium (Correct answer)
Upregulation of acetylcholine receptors increasing sensitivity
Renal failure preventing tubular secretion

Correct answer: Pseudocholinesterase deficiency reducing hydrolysis of suxamethonium

Suxamethonium is hydrolysed by plasma pseudocholinesterase (butyrylcholinesterase); deficiency — genetic or acquired — prolongs the duration of blockade from minutes to hours.

Question 106: A ventilated patient's endotracheal tube cuff pressure should be maintained at what level to reduce VAP risk from microaspiration?

5–10 cmH2O
35–40 cmH2O
15–20 cmH2O
25–30 cmH2O (Correct answer)

Correct answer: 25–30 cmH2O

Maintaining cuff pressure between 25–30 cmH2O reduces microaspiration of subglottic secretions, a key mechanism in VAP development.

Question 107: What is a drug contraindication?

A condition that makes a particular treatment inadvisable (Correct answer)
A type of allergic reaction
A reason to increase the dosage
A drug interaction that enhances effectiveness

Correct answer: A condition that makes a particular treatment inadvisable

A contraindication is a specific situation where a drug should not be used because it may cause harm.

Question 108: In an observational ICU study, patients who received early physiotherapy had lower 90-day mortality. However, these patients also had lower APACHE II scores. This is an example of which bias?

Confounding by indication (Correct answer)
Selection bias
Recall bias
Attrition bias

Correct answer: Confounding by indication

Confounding by indication occurs when the reason a treatment is given (or withheld) is itself associated with the outcome, distorting the apparent treatment effect.

Question 109: What is the primary ethical justification for withdrawing futile life-sustaining treatment in the ICU?

It aligns with institutional performance metrics
It frees up ICU beds for other patients
Continued treatment offers no reasonable prospect of benefit and burdens the patient (Correct answer)
It reduces healthcare costs

Correct answer: Continued treatment offers no reasonable prospect of benefit and burdens the patient

Treatment is considered futile when it cannot achieve any reasonable clinical benefit and its continuation causes disproportionate burden.

Question 110: The Emax model of pharmacodynamics predicts that doubling the dose above the EC90 will:

Yield minimal additional effect as the response approaches the maximum (Correct answer)
Double the pharmacological effect
Produce a proportionally greater increase in effect
Have no effect due to receptor downregulation

Correct answer: Yield minimal additional effect as the response approaches the maximum

The sigmoidal Emax model plateaus near the maximum effect; above EC90, the dose–response curve is nearly flat and large dose increases produce little additional benefit.

Question 111: In patients with raised intracranial pressure (ICP), what is the first-line osmotic therapy used to reduce cerebral edema?

Dexamethasone IV
Furosemide IV infusion
Hypertonic saline 3% oral
Mannitol 20% IV bolus (Correct answer)

Correct answer: Mannitol 20% IV bolus

Mannitol 20% given as an IV bolus creates an osmotic gradient that draws free water from the brain parenchyma into the vasculature, rapidly reducing ICP.

Question 112: Which teaching method is MOST effective for a large group of ICM trainees learning about a new sepsis management guideline?

Independent self-directed reading with no follow-up
Interactive lecture with integrated audience response technology and case-based examples (Correct answer)
Procedural skills station in the simulation lab
One-to-one bedside tutorial with each trainee individually

Correct answer: Interactive lecture with integrated audience response technology and case-based examples

Interactive lectures using audience response systems and clinical cases maximise engagement and knowledge retention for large groups learning guideline content.

Question 113: What is the purpose of reassessment in ongoing patient care?

To complete regulatory paperwork only
To satisfy accreditation requirements exclusively
To monitor treatment effectiveness and adjust the care plan (Correct answer)
To generate additional billing codes

Correct answer: To monitor treatment effectiveness and adjust the care plan

Reassessment monitors how well the treatment plan is working and identifies needed adjustments to optimize patient outcomes.

Question 114: Which scoring system specifically quantifies organ dysfunction across six organ systems in ICU patients?

SOFA (Correct answer)
SAPS II
APACHE II
CPIS

Correct answer: SOFA

The Sequential Organ Failure Assessment (SOFA) score evaluates respiratory, coagulation, hepatic, cardiovascular, neurological, and renal dysfunction.

Question 115: In the SBAR communication tool used when handing over ICU patients, what does 'A' stand for?

Admission date
Action taken
Allergies
Assessment (Correct answer)

Correct answer: Assessment

SBAR stands for Situation, Background, Assessment, and Recommendation, with 'A' representing the clinician's assessment of the problem.

Question 116: A cluster of MRSA infections occurs in the ICU. After implementing contact precautions, which additional measure is most likely to identify the source?

Environmental cultures of high-touch surfaces (Correct answer)
Universal decolonization of all patients with mupirocin
Prophylactic vancomycin for all admissions
Mandatory staff vaccination program

Correct answer: Environmental cultures of high-touch surfaces

Environmental cultures of high-touch surfaces can identify MRSA reservoirs and guide targeted cleaning in outbreak investigations.

Question 117: Which ventilator mode delivers a set tidal volume regardless of the airway pressure required?

Pressure Support Ventilation (PSV)
Pressure Control Ventilation (PCV)
Airway Pressure Release Ventilation (APRV)
Volume Control Ventilation (VCV) (Correct answer)

Correct answer: Volume Control Ventilation (VCV)

Volume Control Ventilation delivers a fixed tidal volume with variable airway pressure, risking barotrauma if compliance decreases.

Question 118: A 68-year-old ICU patient has a urine output of 0.3 mL/kg/hr for 8 hours. Which KDIGO stage of acute kidney injury does this represent?

Stage 2
Stage 1 (Correct answer)
Stage 3
No AKI — within acceptable limits

Correct answer: Stage 1

KDIGO Stage 1 AKI includes urine output <0.5 mL/kg/hr for 6–12 hours.

Question 119: A patient on clopidogrel requires emergency CABG. The most appropriate management regarding antiplatelet reversal is:

Transfuse platelets immediately before bypass
Administer protamine to reverse antiplatelet effect
Delay surgery 5–7 days to allow new platelet generation if clinically safe (Correct answer)
Give tranexamic acid and proceed immediately without delay

Correct answer: Delay surgery 5–7 days to allow new platelet generation if clinically safe

Clopidogrel irreversibly inhibits P2Y12 receptors on platelets; since platelet lifespan is ~7–10 days, waiting 5–7 days allows sufficient new platelet generation to reduce bleeding risk.

Question 120: Which clinical feature most reliably differentiates neurogenic pulmonary edema from cardiogenic pulmonary edema in a head-injured patient?

Frothy pink sputum
Temporal association with central nervous system injury (Correct answer)
Elevated BNP level
Bilateral infiltrates on chest X-ray

Correct answer: Temporal association with central nervous system injury

Neurogenic pulmonary edema characteristically develops rapidly after a CNS insult (e.g., SAH, TBI) in the absence of primary cardiac disease.

Question 121: Which of the following BEST describes the 'hidden curriculum' in medical education?

The formal written curriculum published by FICM
Additional optional courses not listed in the official training programme
A secret examination paper circulated among trainees
Unstated cultural norms, attitudes, and behaviours transmitted informally in the clinical environment (Correct answer)

Correct answer: Unstated cultural norms, attitudes, and behaviours transmitted informally in the clinical environment

The hidden curriculum encompasses the informal lessons about professional values, hierarchy, and culture that trainees absorb through daily clinical immersion, often unintentionally.

Question 122: Which bedside tool uses a 10-point numeric scale for pain assessment in non-verbal ICU patients who cannot self-report?

Numeric Rating Scale
Visual Analog Scale
Behavioral Pain Scale (Correct answer)
Wong-Baker FACES

Correct answer: Behavioral Pain Scale

The Behavioral Pain Scale (BPS) assesses pain in non-verbal ICU patients using facial expression, upper limb movements, and compliance with ventilation.

Question 123: A patient with hepatic failure is prescribed a drug with high hepatic extraction ratio (E > 0.7). What is the expected pharmacokinetic consequence?

No significant change as renal clearance compensates
Markedly increased oral bioavailability due to reduced first-pass effect (Correct answer)
Reduced volume of distribution
Prolonged elimination half-life only

Correct answer: Markedly increased oral bioavailability due to reduced first-pass effect

High extraction ratio drugs undergo extensive first-pass hepatic metabolism, so liver failure dramatically increases their systemic bioavailability after oral dosing.

Question 124: Which pharmacokinetic parameter describes the time for plasma concentration to fall by 50% after distribution equilibrium?

Mean residence time
Distribution half-life
Elimination half-life
Context-sensitive half-time (Correct answer)

Correct answer: Context-sensitive half-time

Context-sensitive half-time reflects the time for plasma concentration to halve after stopping an infusion, and varies with infusion duration unlike a simple elimination half-life.

Question 125: In a study evaluating a new biomarker for early AKI detection in ICU patients, the AUC-ROC is 0.85. How should this be interpreted?

There is an 85% probability that the biomarker ranks a randomly selected AKI patient higher than a non-AKI patient (Correct answer)
The biomarker has 85% sensitivity
The false positive rate is 15%
The biomarker correctly classifies 85% of patients as AKI or no-AKI

Correct answer: There is an 85% probability that the biomarker ranks a randomly selected AKI patient higher than a non-AKI patient

The AUC-ROC represents the probability that the model ranks a randomly chosen positive case higher than a randomly chosen negative case, quantifying overall discriminative ability.

Question 126: A critical care researcher uses the Delphi technique to develop a core outcome set. What is the defining feature of this method?

Iterative rounds of structured expert opinion with controlled feedback until consensus is reached (Correct answer)
Randomised survey of patients and clinicians
Meta-analysis of previously published outcome measures
Blinded randomisation of expert opinion

Correct answer: Iterative rounds of structured expert opinion with controlled feedback until consensus is reached

The Delphi technique involves multiple rounds of anonymous questionnaires with iterative feedback to converge on group consensus among experts.

Question 127: Heparin resistance in a critically ill patient is most often caused by:

Increased renal clearance of heparin
CYP450 induction accelerating hepatic metabolism
Hyperfibrinogenaemia neutralising heparin activity
Antithrombin III deficiency reducing heparin binding (Correct answer)

Correct answer: Antithrombin III deficiency reducing heparin binding

Heparin exerts its anticoagulant effect by binding and potentiating antithrombin III; deficiency (from consumption, liver disease, or nephrotic syndrome) renders heparin ineffective.

Question 128: Which ethical principle underpins the concept of informed consent in intensive care?

Justice
Beneficence
Non-maleficence
Autonomy (Correct answer)

Correct answer: Autonomy

Autonomy — the right of competent individuals to make their own decisions — is the core ethical principle underlying informed consent.

Question 129: Rocuronium's neuromuscular blockade is antagonised by sugammadex via which mechanism?

Alkalinisation of plasma shifting rocuronium to inactive form
Encapsulation of rocuronium molecules reducing free plasma concentration (Correct answer)
Cholinesterase inhibition increasing acetylcholine at the synapse
Competitive displacement of rocuronium from nicotinic receptors

Correct answer: Encapsulation of rocuronium molecules reducing free plasma concentration

Sugammadex is a modified gamma-cyclodextrin that encapsulates rocuronium (and vecuronium) in a tight complex, removing it from plasma and reversing blockade.

Question 130: A patient requires a suprapubic catheter insertion. Which ultrasound finding confirms it is safe to proceed?

Bladder volume > 300 mL with no bowel interposition (Correct answer)
Presence of ureteric jets
Bladder volume > 100 mL with posterior shadowing
Absence of prostate enlargement

Correct answer: Bladder volume > 300 mL with no bowel interposition

A bladder volume >300 mL ensures the bladder is adequately distended above the pubic symphysis, with no overlying bowel in the path.

Question 131: Which of the following best describes a DNAR (Do Not Attempt Resuscitation) order documentation requirement?

It must be signed by the consultant, with clear reasoning and evidence of patient or proxy involvement (Correct answer)
It requires a court order to be enacted
It is valid without any patient or family consultation
It requires only nursing staff signature

Correct answer: It must be signed by the consultant, with clear reasoning and evidence of patient or proxy involvement

A DNAR order must be consultant-signed, clearly reasoned, and document involvement of the patient or, where they lack capacity, their family or proxy.

Fellowship of the Faculty of Intensive Care Medicine (FFICM) — Final MCQ Examination

The FFICM Final MCQ is a UK postgraduate licensing examination for intensive care medicine trainees, assessing breadth of factual knowledge across applied sciences, critical care management, and professional practice through 130 single best answer questions weighted by marks.

130

Questions

180 min

Time Limit

70%

To Pass

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