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Practice and Application Flashcards

7 cards from real FANZCA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Practice and Application flashcards as text
  1. A patient is scheduled for posterior fossa craniotomy. Which positioning complication carries the greatest risk in the sitting position?

    Answer: Venous air embolism

    Venous air embolism is a major hazard in the sitting craniotomy position as open venous sinuses are above the heart level, allowing air entrainment.

  2. An adult patient is found apnoeic following administration of fentanyl 200 mcg. Naloxone is administered. What dose and route is most appropriate for immediate reversal?

    Answer: Naloxone 0.04 mg IV, titrated to effect

    Naloxone should be titrated in small IV increments (0.04–0.1 mg) to restore ventilation without precipitating acute pain or cardiovascular excitation.

  3. A trauma patient arrives with GCS 8, BP 80/50, HR 130. After two large-bore IVs and 1 L crystalloid, BP remains 85/55. What is the most appropriate next resuscitation strategy?

    Answer: Activate massive transfusion protocol with balanced blood products

    Haemorrhagic shock unresponsive to initial crystalloid requires damage control resuscitation with a 1:1:1 ratio of packed red cells, FFP, and platelets via MTP activation.

  4. Which intraoperative monitor is most useful for detecting cerebral ischaemia during carotid endarterectomy performed under general anaesthesia?

    Answer: Near-infrared spectroscopy (NIRS)

    NIRS provides continuous, non-invasive cerebral oxygen saturation monitoring and reliably detects regional cerebral ischaemia during carotid cross-clamping.

  5. A 55-year-old patient with NYHA Class III heart failure needs emergency appendicectomy. Preoperative echo shows EF 25%. Which anaesthetic induction agent best preserves haemodynamic stability?

    Answer: Etomidate 0.3 mg/kg

    Etomidate causes minimal cardiovascular depression and is the preferred induction agent for haemodynamically compromised patients with severe left ventricular dysfunction.

  6. During laparoscopic surgery, the anaesthetist notices the ETCO2 has risen from 38 to 65 mmHg over 20 minutes despite unchanged ventilator settings. What is the most likely explanation?

    Answer: Subcutaneous CO2 emphysema

    Subcutaneous CO2 emphysema from gas tracking under the skin during laparoscopy causes a gradual rise in ETCO2 that persists even after increasing minute ventilation.

  7. A patient with obstructive sleep apnoea is extubated after a 3-hour shoulder arthroscopy under general anaesthesia. Which post-operative disposition is most appropriate?

    Answer: Admit to HDU for overnight monitoring with continuous oximetry

    Moderate-to-severe OSA patients are at high risk of post-operative respiratory events and require HDU-level monitoring with continuous oximetry, especially after opioid administration.