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10. Which of the following statements regarding REM sleep is true?

A. REM sleep occurs only during stage 4 sleep.
B. Roughly 20 percent of adult sleep time is accompanied by REM.
C. Dreaming causes major muscle contractions and tossing and turning.
D. REM sleep occurs during stage 3 sleep.



Answer :

GinnyAnswer

Final answer:

REM sleep constitutes around 20% of total sleep time and is marked by unique characteristics and brain activity similar to wakefulness.


Explanation:

REM sleep is a stage of sleep characterized by rapid eye movements, similar brain activity to wakefulness, and dreaming. It represents about 20% of total sleep time, associated with muscle paralysis except for those essential for circulation and respiration.


Learn more about REM sleep here:

https://brainly.com/question/42821832


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