During the course of a full night's sleep,young adults are most likely to spend more time in
A) N3 sleep than in N2 sleep.
B) REM (R)sleep than in N1 sleep.
C) N1 sleep than in N3 sleep.
D) REM (R)sleep than in N2 sleep.

Question

Quizplus · Accepted Answer

During a full night's sleep, young adults spend more time in REM sleep than in N1 sleep. REM sleep periods get longer through the night, while N1 is typically the shortest and occurs mainly at the beginning of the sleep cycle.

During the Course of a Full Night's Sleep,young Adults Are