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Aerospace Physiology Questions and Answers Latest Version Already Passed
What happens to oxygen availability as altitude increases?✔✔ It decreases
What is the term for the body's inability to get enough oxygen at high altitude?✔✔ Hypoxia
What organ is primarily responsible for oxygen exchange in the body?✔✔ Lungs
What is the name of the pressure difference across the eardrum during altitude changes?✔✔ Ear barotrauma
What is the main physiological danger of rapid decompression in a high-altitude aircraft?✔✔ Hypoxia and gas expansion
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What gas law explains why gases expand at higher altitudes with lower pressure?✔✔ Boyle’s Law
What is the first symptom a pilot might notice during hypoxia?✔✔ Impaired judgment
What is the safest immediate action if hypoxia is suspected during flight?✔✔ Use supplemental oxygen
What is the most effective method to prevent hypoxia at high altitudes?✔✔ Cabin pressurization or oxygen use
What is the condition caused by nitrogen bubbles forming in body tissues during rapid decompression?✔✔ Decompression sickness
What is the term for visual disturbances experienced during rapid pressure changes?✔✔ Flicker vertigo 2 / 3
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Which vision type is most sensitive to low-light conditions?✔✔ Rod vision
Why is night vision reduced at altitude without oxygen supplementation?✔✔ Lack of oxygen affects retinal function
What is the physiological time of useful consciousness at 35,000 feet?✔✔ 30 to 60 seconds
What bodily system is primarily affected by hypoxia?✔✔ Central nervous system
What is the recommended way to prevent ear pain during descent?✔✔ Swallowing or yawning
Why must pilots avoid holding their breath during pressure changes?✔✔ To prevent lung overexpansion injuries
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