O2 Requirements

Question 1

<33,700 the body feels as though its at what altitude with 100%O2?

Answer 1

10,000ft

Question 2

<40,000 the body will require what mix of pressure and O2

Answer 2

100% O2 on pressure

Question 3

10,000ft-33,700ft the body feels like it’s at what level with O2 & Air mix?

Answer 3

At MSL

Question 4

> 10,000ft the body requires?

Answer 4

Air mix only but pre pressurisation to help equalisation happens prior to take off