During REM sleep all of the following occur, EXCEPT:
A) increased heart rate.
B) increased blood pressure.
C) increased contraction of muscles.
D) increased breathing rate.

Question

Quizplus · Accepted Answer

During REM sleep, muscle activity is actually decreased, which is why the body is essentially paralyzed during this stage. The other options (increased heart rate, increased blood pressure, and increased breathing rate) are all typical physiological responses during REM sleep.

During REM Sleep All of the Following Occur, EXCEPT