A sleeper is predisposed to periods of apnea during which of the following non-REM sleep stages?
1)Stage 1
2)Stage 2
3)Stage 3
4)Stage 4
A) 1 and 2
B) 2 and 3
C) 3 and 4
D) 1 and 4

Question

Quizplus · Accepted Answer

Non-REM stages 1 and 2 predispose individuals to apneic periods because of the reduction in respiratory drive and the fluctuations between being awake and asleep.Apnea is likely again during REM sleep because of the reduction in response to chemical and mechanical respiratory stimuli.

A Sleeper Is Predisposed to Periods of Apnea During Which