Term
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Definition
| volume is inversely proportional to pressure |
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Term
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Definition
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Term
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Definition
| total barometric pressure = sum of partial pressures |
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Term
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Definition
| amount of dissolved gas in a liquid will decrease if pressure around liquid decreases |
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Term
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Definition
sea level to 10,000'MSL
we adapt in this zone |
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Term
| physiological deficiancy zone |
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Definition
10,000'-50,000'
majority of commercial flying
hypoxia due to altitude, trapped gas problems |
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Term
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Definition
an exchange of gases in the body
absorb oxygen, eliminate carbon dioxide |
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Term
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Definition
lack of oxygen in the body to the point where function is impaired
4 types |
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Term
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Definition
| partial pressure of oxygen insufficient |
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Term
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Definition
reducing oxygen-carrying capacity
smoking |
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Term
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Definition
oxygen deficiancy due to impaired circulation
pulling G's |
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Term
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Definition
tissue cells poisoned and unable to use oxygen
alcohol and cyanide in burning aircraft |
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Term
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Definition
same as drunk-
headache
decreased reaction time
impaired judgement
euphoria
visual impairment
drowsiness
lightheaded or dizzy
tingling in fingers and toes
numbness
blue fingertips(cyanosis)
limp muscles |
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Term
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Definition
effective performace time
amount of time from loss of adequate oxygen in which and individual can perform effectively |
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
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Term
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Definition
| altitude, rate of ascent, physical activity |
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Term
| oxygen federal regulations |
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Definition
12,500'MSL - +30 min - crew
14,000'MSL - anytime - crew
15,000'+MSL - anytime - all on plane |
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Term
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Definition
respirations too rapid/deep for current physical activity
results in abnormal loss of CO2 from blood |
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Term
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Definition
| 12-16 breathes per minute |
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Term
| causes of hyperventilation |
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Definition
emotional tension or stress
fear or anxiety
pain
pressure breathing equipment |
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Term
| hyperventilation symptoms |
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Definition
dizziness
hot and cold sensations
tingling of hands, legs, or feet
muscle spasms
nausea
sleepiness
unconsciousness |
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Term
hypoxia & hyperventilation
corrective actions |
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Definition
correct for any potential of hypoxia
check oxygen equipment for proper function
breathe normally
-solved now = hypoxia
-not solved = hyperventilation
ns-breath slover, breathe into bag, talk aloud |
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Term
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Definition
| ear, sinus, tooth, gastrointestinal |
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Term
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Definition
illness
medications
stress
alcohol
fatigue
emotions/eating |
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Term
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Definition
cones-middle of eye, see front, day
rods-sides of eye, see peripheral, night |
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Term
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Definition
day-off center in front of eye
night-focal center, look 5-10degrees away from spot |
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