Which of the following is NOT characteristic of REM sleep?
A) Heart and breathing rates increase.
B) The eyes move rapidly under closed lids.
C) Brain waves become more rapid.
D) Voluntary muscles tense and become more active.

Question

Quizplus · Accepted Answer

During REM sleep, voluntary muscles become relaxed and almost paralyzed, which is why it is sometimes called paradoxical sleep.

Which of the Following Is NOT Characteristic of REM Sleep