A sleep disorder characterized by difficulty in falling asleep or remaining asleep throughout the night is ________.
A)somnambulism
B)cataplexy
C)narcolepsy
D)insomnia

Question

Quizplus · Accepted Answer

Insomnia is the sleep disorder characterized by difficulty in falling asleep or remaining asleep throughout the night. Somnambulism is sleepwalking, cataplexy is a sudden loss of muscle tone, and narcolepsy is excessive daytime sleepiness.

A Sleep Disorder Characterized by Difficulty in Falling Asleep or Remaining