4 Types of Stress - ANSWER-Psychosocial- Life events (little
control)
Environmental- Weather (little control)
,Cognitive- Perception of self/situation
Physiological- Self Imposed (significant control)
Hypoxia Definition - ANSWER-State of Oxygen deficiency in
the body for any reason.
6 Hour Flight Restriction - ANSWER-Centrifuge Run(high G)-
Min. 6hrs and no side effect remain.
24 Hour Flight Restrictions (PHDs) - ANSWER-Plasma
Donation
Hypobaric Chamber Flights (>25k ft. P is restricted to 10k)
Decompression >10k ft.
Scuba diving
48 Hour Flight Restrictions - ANSWER-Anesthesia (general,
spinal or epidural)
,4 Types of Hypoxia - ANSWER-Hypoxic- < Pressure Oxygen
(high alt. >10k)
Hypemic- < Oxygen-Carrying capacity of the blood (CO2)
Histotoxic- < ability to transfer O2 from blood to tissue
Stagnant- < ability to circulate blood (G force, Heart Fail)
4 Stages of Hypoxia - ANSWER-Indifference: 0' to 10,000'
Compensatory: 10,000' to 15,000'
Disturbance: 15,000' to 20,000'
Critical: Above 20,000'
Prevention of Hypoxia (UPL) - ANSWER-Use Supplemental O2
Pressurize Cabin
Limit time at Altitude
Treatment of Hypoxia - ANSWER-Give 100% O2 if not
available Descend below 10k ft.
, What is Spatial Disorientation - ANSWER-An individual's
inability to determine their position, attitude, and motion
relative to the Earth's Surface.
3 Types of Spatial Disorientation - ANSWER-Type I
(Unrecognized): Most dangerous, pilot does not perceive
anything is wrong. Example Height/ Depth Perception
Illusion.
Type II (Recognized): Pilot perceives something is wrong, but
may not recognize it as SD. Thinking Instrument failure but
not true. Example Graveyard Spiral
Type III (Incapacitating): Pilot experiences such an
overwhelming sensation that he cannot orient himself using
visual cues or instruments. Not fatal if copilot can gain control
of the aircraft (Transfer Controls). Example Coriolis Illusion
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