Human Factors

Question 1

Pressure trapped in body cavities can increase on descent if the Eustachian tube is small, inflamed or blocked. Symptoms of this include all except:
a. Eardrum will bulge outward and rupture
b. Pain, severe is completely blocked
c. Dulled sense of hearing, like being under water
d. Eardrum will bulge inward

Answer 1

a. Eardrum will bulge outward and rupture

Question 2

Decompression Sickness:
no decompression stops + below 8 000’

Answer 2

12 hrs

Question 3

Decompression Sickness:
no decompression stops + above 8 000’

Answer 3

24 hrs

Question 4

Decompression Sickness:
with decompression stops

Answer 4

24 hrs

Question 5

Vestibular illusion

Answer 5

occur in semi-circular canals, leaning illusion when banking wings level

Question 6

Coreolis illusion

Answer 6

misinterpretation of orientation, violent sense of tumbling, nausea

Question 7

Wait after consuming alcohol

Answer 7

12 hrs

Question 8

Wait after taking OTC

Answer 8

48 hrs

Question 9

Wait after local anaesthetic

Answer 9

24 hrs

Question 10

Wait after general anaesthetic

Answer 10

CAME’s approval

Question 11

Wait after giving blood + risk

Answer 11

48 hrs, anemic hypoxia