Sudden episodes of loss of muscle tone are called:
A)cataplexy.
B)narcolepsy.
C)sleep apnea.
D)excessive daytime sleepiness.

Name: Sudden episodes of loss of muscle tone are called: A)cataplexy. B)narcolepsy. C)sleep apnea. D)excessive daytime sleepiness.
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Question

Quizplus · Accepted Answer

Sudden episodes of loss of muscle tone are characteristic of cataplexy, which is a symptom of narcolepsy. Sleep apnea and excessive daytime sleepiness do not involve sudden loss of muscle tone.

Sudden Episodes of Loss of Muscle Tone Are Called