Which of the following is true about REM sleep?
A) Most adults spend 1 ½ to 2 hour a night in REM, spread over several periods.
B) Adults spend most of their sleeping hours in REM sleep.
C) Muscles are more tense and active during REM sleep than non-REM sleep.
D) Only about half of all adults experience REM sleep.

Question

Quizplus · Accepted Answer

Most adults spend 1 ½ to 2 hour a night in REM sleep, spread over several periods. This is the correct statement about REM sleep. Option B is incorrect as most of the sleeping hours are spent in non-REM sleep. Option C is incorrect as muscles are actually relaxed during REM sleep. Option D is incorrect as almost all adults experience REM sleep.

Which of the Following Is True About REM Sleep