HPL Flashcards
Human factors contribute to what percentage of accidents
70%
How to work out cardiac output
Pulse x stroke volume (/1000)
What causes an accident
Lack of good judgement
What reactions from the body cause blood pressure to rise
Increasing cardiac output, increasing heart rate, tightening of blood vessels
What does blood become as a result of hyperventilation (over breathing, more O2 than carbonic acid)
More alkaline
Oxygen carrying capacity reduced by what for smoker
8-10%
How long not to fly after blood donation
24hrs
What is Dalton’s law associated with
Hypoxia
What decreases resistance to decompression sickness
Scuba diving, age, obesity
Normal tidal volume
500ml
Basis of Boyles law
Gas pressure and volume are inversely proportional
Short term memory impairment height
18,000
When can you fly after scuba diving
24hrs
Critical hypoxia zone
20,000ft
Average breathing rate
12-20 breaths per min