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

Question 1: What is Cushing's triad, a sign of critically elevated intracranial pressure?

Hypotension, bradycardia, and apnea
Hypotension, tachycardia, and tachypnea
Hypertension, tachycardia, and Cheyne-Stokes breathing
Hypertension, bradycardia, and irregular respirations (Correct answer)

Correct answer: Hypertension, bradycardia, and irregular respirations

Cushing's triad — hypertension, bradycardia, and irregular respirations — represents the brain's last-ditch reflex to maintain cerebral perfusion pressure against severely elevated ICP.

Question 2: In an ICU trial with 10% loss to follow-up, which analytical approach best preserves the intention-to-treat principle?

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

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 3: Which international guideline specifically recommends against routine use of pulmonary artery catheters (PAC) in general ICU management due to lack of mortality benefit?

Surviving Sepsis Campaign 2021
NICE guideline CG50 (acutely ill adults)
Both A and C (Correct answer)
ESICM PAC consensus statement

Correct answer: Both A and C

Both the SSC 2021 and ESICM consensus agree that routine PAC use does not improve outcomes and recommend against it as standard practice.

Question 4: Which statement best describes zero-order kinetics?

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

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 5: A patient's advance decision to refuse treatment (ADRT) is verbal and undocumented. What weight should it be given?

An undocumented verbal ADRT is legally binding if witnessed
It is automatically overridden by the family's wishes
No legal weight; only written ADRTs are valid
It should be taken seriously as evidence of wishes but may not be legally binding, especially for life-sustaining treatment refusals (Correct answer)

Correct answer: It should be taken seriously as evidence of wishes but may not be legally binding, especially for life-sustaining treatment refusals

An ADRT refusing life-sustaining treatment must be written, signed, and witnessed to be legally binding; verbal accounts still inform best interests but lack full legal force.

Question 6: Which tool is most appropriate for assessing delirium in mechanically ventilated ICU patients?

MOCA
PHQ-9
CAM-ICU (Correct answer)
MMSE

Correct answer: CAM-ICU

The Confusion Assessment Method for the ICU (CAM-ICU) is validated for assessing delirium in non-verbal, mechanically ventilated patients.

Question 7: 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?

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

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 8: 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
Sepsis depletes endogenous vasopressin and V1 receptors remain functional on vascular smooth muscle (Correct answer)
Vasopressin stimulates beta-1 receptors to augment cardiac output
It displaces noradrenaline from receptor binding sites to enhance its effect

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 9: Which single intervention has the strongest evidence for reducing ventilator-associated events (VAE) in ICU patients?

Maintaining the head of bed at 30–45 degrees to reduce aspiration (Correct answer)
Replacing HME filters with heated humidifiers to reduce circuit resistance
Routine prophylactic antifungal therapy in all intubated patients
Changing the ventilator circuit every 24 hours

Correct answer: Maintaining the head of bed at 30–45 degrees to reduce aspiration

Semi-recumbent positioning at 30–45° is supported by randomised evidence to reduce aspiration and is a core component of ventilator care bundles.

Question 10: Which pharmacokinetic parameter describes the time for plasma concentration to fall by 50% after distribution equilibrium?

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

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

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

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 12: Which ventilator mode delivers mandatory breaths at a minimum set rate while allowing the patient to trigger additional spontaneous breaths?

Continuous Positive Airway Pressure (CPAP)
Synchronized Intermittent Mandatory Ventilation (SIMV) (Correct answer)
Assist-Control Ventilation (ACV)
Airway Pressure Release Ventilation (APRV)

Correct answer: Synchronized Intermittent Mandatory Ventilation (SIMV)

SIMV synchronizes mandatory breaths with patient effort and permits unsupported spontaneous breaths between them, facilitating gradual weaning.

Question 13: Which Candida species is inherently resistant to fluconazole and requires echinocandin treatment?

Candida albicans
Candida parapsilosis
Candida krusei (Correct answer)
Candida tropicalis

Correct answer: Candida krusei

Candida krusei has intrinsic resistance to fluconazole and should be treated with an echinocandin or amphotericin B.

Question 14: The loading dose of a drug is primarily determined by:

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

Correct answer: Volume of distribution and target plasma concentration

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

Question 15: Which property of a drug most influences its ability to cross the blood-brain barrier?

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

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

Increase sedation to RASS -3
Restrain the patient to prevent self-extubation
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 17: Non-depolarising neuromuscular blocking agents are monitored at the adductor pollicis. Which train-of-four (TOF) ratio confirms adequate reversal before extubation?

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

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 18: In pressure support ventilation, which parameter does the clinician set directly?

Respiratory rate
Inspiratory pressure above PEEP (Correct answer)
Inspiratory time
Tidal volume

Correct answer: Inspiratory pressure above PEEP

During pressure support ventilation, the clinician sets the inspiratory pressure level above PEEP; tidal volume and rate are determined by patient effort and lung mechanics.

Question 19: In the management of status epilepticus refractory to benzodiazepines, what is the recommended second-line antiepileptic agent?

IM ketamine
Rectal diazepam
Levetiracetam, fosphenytoin, or valproate IV (Correct answer)
Oral carbamazepine

Correct answer: Levetiracetam, fosphenytoin, or valproate IV

Current guidelines recommend IV levetiracetam, fosphenytoin, or valproate as equivalent second-line options for established status epilepticus after benzodiazepine failure.

Question 20: An ICU patient with moderate depression expresses a wish to refuse intubation. How should capacity for this decision be assessed?

Depression automatically negates capacity so the patient's refusal can be overridden
Capacity is decision-specific; assess the patient's ability to understand, retain, use, and communicate information about intubation (Correct answer)
Accept the refusal at face value without formal assessment
Refer to psychiatry before any capacity determination can be made

Correct answer: Capacity is decision-specific; assess the patient's ability to understand, retain, use, and communicate information about intubation

Capacity is decision-specific and time-specific; even a patient with depression may retain capacity for a specific treatment decision if they meet the four-stage test.

Question 21: Which property of inhaled anaesthetic agents is best predicted by the oil-gas partition coefficient?

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

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 22: In a critically ill patient who lacks capacity, which legal framework in England and Wales governs research participation without prior consent?

The Care Act 2014
The Mental Capacity Act 2005 (Correct answer)
The Human Rights Act 1998
The Data Protection Act 2018

Correct answer: The Mental Capacity Act 2005

The Mental Capacity Act 2005 sets out conditions under which adults lacking capacity can be enrolled in research, requiring consultee agreement and ethical approval.

Question 23: What is the primary purpose of the ICU admission note?

To list all medications the patient is currently prescribed
To establish a baseline clinical assessment and initial management plan (Correct answer)
To document the patient's next of kin contact details
To summarise the patient's entire past medical history

Correct answer: To establish a baseline clinical assessment and initial management plan

The admission note establishes a baseline clinical picture and outlines the initial management plan to guide subsequent care.

Question 24: What is the ethical principle that justifies allocating a limited number of ICU ventilators to patients most likely to benefit during a mass casualty event?

Non-maleficence
Justice and utilitarian resource allocation (Correct answer)
Veracity
Autonomy

Correct answer: Justice and utilitarian resource allocation

In resource-scarce crises, utilitarian principles of justice guide allocation toward maximising overall benefit across the population.

Question 25: Which change in critical illness most commonly increases the volume of distribution of hydrophilic antibiotics?

Increased GFR causing augmented renal clearance
Reduced hepatic blood flow impairing first-pass metabolism
Hypoalbuminaemia reducing protein-bound fraction
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 26: Heparin resistance in a critically ill patient is most often caused by:

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

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 27: A trainee struggles with transferring knowledge from simulation to real ICU scenarios. Which educational strategy is MOST likely to address this problem?

Increase the number of written exam practice papers
Reduce clinical exposure to focus on self-directed study
Replace simulation with additional lecture-based teaching
Incorporate deliberate reflective debriefing immediately after both simulation and real clinical encounters (Correct answer)

Correct answer: Incorporate deliberate reflective debriefing immediately after both simulation and real clinical encounters

Structured debriefing after simulation and real encounters promotes transfer of learning by encouraging reflection on the gap between performance and ideal practice.

Question 28: What is a key benefit of participating in multicenter trials in Intensive Care Medicine?

They are easier to conduct than single-center studies
They eliminate the need for peer review
They include diverse patient populations for robust data (Correct answer)
They reduce trial costs

Correct answer: They include diverse patient populations for robust data

A key benefit of participating in multicenter trials in Intensive Care Medicine is that they include diverse patient populations, leading to more robust and generalizable data. By recruiting patients from multiple sites, these trials increase statistical power and ensure that findings are applicable to a broader range of clinical settings and patient demographics, enhancing the reliability of results.

Question 29: The ARDS Network low tidal volume strategy uses a target tidal volume based on which measurement?

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

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 30: What are the "Five Rights" of medication administration?

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
Right patient, right drug, right dose, right route, right time (Correct answer)

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

Lower peak airway pressures by reducing flow
Reduce the patient's inspiratory effort
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.

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.

Questions

35 min

Time Limit

70%

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