study

Question 1

differnce btwn cabin and aircraft altitude

Answer 1

Aircraft altitude
Generally fly between 30,000 feet and 43,000 feet
Cabin altitude
Cabin is pressurised between 6,000 and 8,000 feet

Question 2

Which areas of the body can experience trapped gases?

Answer 2

gut
sinus
teeth
ears

Question 3

PA u hear from flight crew when decompression occurs

Answer 3

attention cabin crew emergency descent

Question 4

indications of the gradual decompression at 10,000 feet?

Answer 4

• cabin lighting illuminates to 100%
• no smoking and fasten seatbelt sign illuminates
• single tone chime when exit lights illuminate

Question 5

indicators of the gradual decompression at 14000 ft

Answer 5

• same as 10000

addition:
- masks deploy
- emergency descent PA

Question 6

effective performance time

Answer 6

43000-50000; 9-12 SECONDS
40000; 15-20 seconds
18000; 20-30
look at table

Question 7

differnce btwn signs and symptoms of moderate and severe hypoxia

Answer 7

mild;
-headache
-sleepiness
- difficulty reading

severe;
- unconsciousness
- diziness
- impaired vision

Question 8

depressurisation

Answer 8

is a loss of cabin pressure that occurs when the cabin fails to maintain pressurisation, this may be categorised as Gradual or Rapid