Identify the usual cycle of sleep onset.
A) NR1, NR2, NR3, NR2, REM
B) NR1, NR2, NR3, REM
C) NR1, NR2, NR3, NR1, REM
D) NR1, NR2, NR3, REM, NR3

Name: Identify the usual cycle of sleep onset. A) NR1, NR2, NR3, NR2, REM B) NR1, NR2, NR3, REM C) NR1, NR2, NR3, NR1, REM D) NR1, NR2, NR3, REM, NR3
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Question

Quizplus · Accepted Answer

Sleep onset usually occurs in stage 1 sleep, progressing through stages 2 and 3 and then going back to stage 2, at which time the person usually enters REM.

Identify the Usual Cycle of Sleep Onset