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goblinko [34]
3 years ago
6

Which of the following statements regarding REM sleep is true? A. REM sleep occurs only during stage 4 sleep. B. REM sleep occur

s during stage 3 sleep. C. Dreaming causes major muscle contractions and tossing and turning. D. Roughly 20 percent of adult sleep time is accompanied by REM.
Health
1 answer:
Brrunno [24]3 years ago
6 0
The answer is C. dreaming causes major muscle contractions  triggered by the activation of the alpha motoneurons in the spinal cord.and tossing and turning.

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