During REM sleep,your skeletal muscles are relaxed because messages from the motor cortex are blocked by the
A) brainstem.
B) hypothalamus.
C) suprachiasmatic nucleus.
D) amygdala.

Question

Quizplus · Accepted Answer

During REM sleep, messages from the motor cortex that control skeletal muscles are blocked by the brainstem, which allows for the body to enter into a state of temporary paralysis to prevent acting out dreams.

During REM Sleep,your Skeletal Muscles Are Relaxed Because Messages from the Motor