REM sleep occurs for the first time:
A)within 10 minutes of falling asleep.
B)after about an hour of sleep.
C)about 70 to 90 minutes after sleep onset.
D)after about 3-4 hours of sleep.

Name: REM sleep occurs for the first time: A)within 10 minutes of falling asleep. B)after about an hour of sleep. C)about 70 to 90 minutes after sleep onset. D)after about 3-4 hours of sleep.
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Question

Quizplus · Accepted Answer

REM sleep typically occurs about 70 to 90 minutes after sleep onset and recurs every 90 minutes or so throughout the night.

REM Sleep Occurs for the First Time