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

Question

Quizplus · Accepted Answer

Insomnia is the sleep disorder characterized by difficulty falling asleep or staying asleep throughout the night. A person with insomnia may have trouble falling asleep even when they're tired, or they may wake up frequently during the night and have trouble getting back to sleep. The other options are different sleep disorders: zombulism and cataplexy are not recognized sleep disorders, narcolepsy is characterized by excessive daytime sleepiness and sudden attacks of sleep, and sleep apnea involves interruptions in breathing during sleep.

A Sleep Disorder Characterized by Difficulty in Falling Asleep or Remaining