During which stage of sleep does the body experience increased heart rate, rapid breathing, and genital arousal?

Question

Quizplus · Accepted Answer

Rapid eye movement (REM) sleep is associated with increased heart rate, rapid breathing, and genital arousal. During this stage, the brain becomes active and the eyes move quickly in different directions, hence the name REM sleep. The body is essentially paralyzed during REM sleep, which may serve as a protective mechanism to prevent acting out dreams.

During Which Stage of Sleep Does the Body Experience Increased