Pipeline O2 Failure Response — FRCA Final MCQ
Instant feedback + full explanation. One question, done properly.
Educational content. Not a substitute for clinical judgement or local policy.
Reveal the answer and explanation
Correct answer: C — Switch to backup O2 cylinder on machine, verify supply, continue
Switch to backup E-cylinder by opening valve, verify O2 flow on flowmeter, continue. Inform staff, call for more cylinders, notify estates. Cylinder provides 20-30 min at typical flows. If cylinder also unavailable: ventilate with air (21% O2).
Reference: Association of Anaesthetists – 2023 – Pipeline supply failure