What is a characteristic of REM sleep?
A) During the REM stage, delta waves are emitted.
B) Most people spend almost all of their sleep time in the REM stage.
C) The preoptic area of the hypothalamus stimulates REM sleep.
D) During REM sleep, blood flow to the frontal lobe increases.
E) Brain waves change to a desynchronized pattern during REM sleep.

Question

Quizplus · Accepted Answer

During REM sleep, brain waves become desynchronized, resembling an awake state, which is why it is sometimes called "paradoxical sleep."

What Is a Characteristic of REM Sleep