Aeromedical

Question 1

Eyes use cones and rods best when?-cones-rods

Answer 1

-Day-Night

Question 2

How to keep night vision

Answer 2

-avoid bright lights-avoid bright lights for 30 minutes-close one eye

Question 3

Night vision illusions

Answer 3

-autokinesis: staring at a light then it seems light begins to move after a few seconds-false horizon: can confuse bright street light with stars

Question 4

What three systems does your body use to gather orientation?

Answer 4

Vestibular-organs in inner ear that sense positionSomatosensory-nerves in the skin based on gravity, feeling, and soundVisual-eyes sense position based on what’s seen

Question 5

Types of hypoxia

Answer 5

Hypoxia-reduced oxygen
Hypoxic-insufficient oxygen available to the body as a whole.
Hypemic-blood can’t transport enough oxygen
Stagnant-not flowing
Histotoxic-cells can’t use oxygen even though there’s enough oxygen