The muscular paralysis associated with REM sleep results from
A) inhibition of the primary motor cortex by the pontine reticular formation.
B) PGO spikes.
C) inhibition originating in the reticular formation and traveling to the spinal cord.
D) inhibition of the basal ganglia.

Question

Quizplus · Accepted Answer

During REM sleep, the reticular formation sends inhibitory signals to the spinal cord, which suppresses motor activity and results in muscular paralysis.

The Muscular Paralysis Associated with REM Sleep Results from