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Home > Exam Questions > ATPL - Airline Transport Pilot Licence > Operational Procedures > What is the purpose of supplemental oxygen after loss of cabin pressurisation?

183 - ATPL Question Bank in English - What is the purpose of supplemental oxygen after loss of cabin pressurisation?

Question 183 - Operational Procedures - ATPL - Airline Transport Pilot Licence

It is needed only by passengers; flight crew are unaffected by reduced cabin pressure.

It replaces smoke-protective breathing equipment for fighting every cabin fire.

Its sole purpose is to treat an individual passenger’s pre-existing respiratory disorder.

It protects occupants from hypoxia caused by reduced cabin pressure, according to the applicable oxygen requirements.

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