Multiple Choice
Which statement is true of sleep cycles in normal sleep?
A) Each consists of REM sleep followed by four stages of NREM sleep.
B) Each consists of one or more stages of NREM sleep.
C) Each consists of one or more stages of NREM sleep followed by REM sleep
D) Each consists of four stages of NREM sleep followed by REM sleep.
Correct Answer:
Verified
Correct Answer:
Verified
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