Front

Your awareness of everything that is going on around you and inside your own head at any given movement, which you use to organize your behavior.

Back

Consciousness

Front

The sleep-wake cycle.

Back

Circadian Rhythm

Front

Loss of sleep.

Back

Sleep Deprivation

Front

A relatively psychologically active type of sleep when most of a person’s dreaming takes place; voluntary muscles are inhibited, making the person move very little.

Back

Rapid Eye Movement (REM) Sleep

Front

Spans from lighter stages to a much deeper, more restful kind of sleep; the person’s body is free to move around in this stage.

Back

Non-REM Sleep

Front

A machine that allows scientists to record the brain-wave activity as a person passes through the various stages of sleep and to determine what type of sleep the person has entered.

Back

Electroencephalography (EEG)

Front

Which of the following is not a brain-wave pattern during sleep? Gamma Waves, Beta Waves, Alpha Waves, Theta Waves

Back

Gamma Waves

Front

The inability to get to sleep, stay asleep, or get a good quality of sleep.

Back

Insomnia

Front

A type of snoring in which the person stops breathing for 10 seconds or more.

Back

Sleep Apnea

Front

A kind of “sleep seizure” in which the person may slip suddenly into REM sleep during the day, especially when the person experiences strong emotions. Another symptom is excessive daytime sleepiness that results in the person falling asleep throughout the day at inappropriate times and in inappropriate places.

Back

Narcolepsy