Sleep, Vision, Hearing Review

Which brain waves are associated with deep sleep (NREM-3)?

• Alpha

• Delta

• Beta

• REM

Which sleep disorder is characterized by the inability to fall asleep?

• Insomnia

• Sleep Apnea

• Narcolepsy

• Night Terrors

The human sleep cycle repeats itself about every

• 30 minutes.
• 90 minutes.
•  2 1/2 hours. 
• 4 hours.

This BIOLOGICAL CLOCK helps determine when you sleep and wake up.

• circadian rhythm

• REM sleep

• consciousness

• NREM sleep

The brain imaging technique that produces BRAINWAVES is called

• an EEG

• CAT scan

• MRI

• PET scan

As the night progresses, what happens to the REM stage of sleep?

• It increases in length

• I decreases in length

• It stays the same

• It disappears

Which of the following is NOT one of the reasons that have been proposed to explain why we need sleep?

• Sleep has survival value

• Sleep helps us recuperate

• Sleep rests the eyes

• Sleep plays a role in the growth process.

This is the lightest stage of sleep...

• NREM 1

• NREM 2

• NREM 3

• REM

Our awareness of ourselves and our environment is called

• Hypnosis

• Circadian Rhythm

• Consciousness

• Anxiety

Which disorder is characterized by uncontrollable sleep attacks, in which a sufferer may slip directly into REM sleep?

• Insomnia

• Narcolepsy

• Sleep Apnea

• Night Terrors