A key symptom of REM sleep behavior disorder is
A) attacks of catalepsy.
B) a depressed mood upon awakening.
C) the occurrence of motor movements during slow-wave sleep.
D) a lack of paralysis during REM sleep.
E) the loss of dreams during REM sleep.

Question

Quizplus · Accepted Answer

The key symptom of REM sleep behavior disorder is the lack of paralysis during REM sleep, which allows the person to act out their dreams physically. This can lead to dangerous situations for both the person and their bed partner.

A Key Symptom of REM Sleep Behavior Disorder Is