Sleep Stages and Disorders

Front

In which sleep disorder does a person temporarily stop breathing at night?

Back

sleep apnea

Front

What explains why it is so difficult to wake a sleepwalker? (Somnambulism)

Back

They are deeply asleep (NREM 3)

Front

The hormone most closely related to one's sleep pattern is:

Back

Melatonin

Front

A sleep disorder characterized by difficulty in falling asleep or remaining asleep is called:

Back

Insomnia

Front

This is the lightest stage of sleep...

Back

NREM 1

Front

By the end of the night you spend half of your sleep time in this stage.

Back

NREM 2

Front

You sleep most deeply during this stage, which is characterized by slow, delta brain waves.

Back

NREM 3

Front

Sleep spindles are seen during

Back

NREM2

Front

REM sleep is most associated with

Back

dreaming

Front

Hallucinations and hypnogogic Jerks would most likely occur during

Back

NREM-1