Rapid eye movement (REM)sleep occurs in cycles approximately every:
A) 45 minutes
B) 90 minutes
C) 120 minutes
D) 150 minutes

Name: Rapid eye movement (REM)sleep occurs in cycles approximately every: A) 45 minutes B) 90 minutes C) 120 minutes D) 150 minutes
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Question

Quizplus · Accepted Answer

REM sleep accounts for 20% to 25% of sleep time and is characterized by desynchronized,low-voltage,fast activity that occurs for 5 to 60 minutes approximately every 90 minutes,beginning after 1 to 2 hours of non-REM sleep.

Rapid Eye Movement (REM)sleep Occurs in Cycles Approximately Every