Which of the following is true about REM sleep?
A) We are more likely to dream during REM sleep than at any other time during the night.
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

During REM sleep, our brains are more active and we are more likely to dream, making option A the correct answer.

Answer: D 
 It is not true that only about half of all adults experience REM sleep, as virtually all adults experience it. Therefore, option D is false.

Answer: B and C 
 Both options B and C are false. On average, adults spend about 20-25% of their sleeping hours in REM sleep, and muscles are actually more relaxed during REM sleep than non-REM sleep.

Which of the Following Is True About REM Sleep