Unit 4 Psychology Sleep

Front

Pattern of physical and behavioral changes in a 24-hour cycle due to light and darkness.

Back

circadian rhythm

Front

Stages of sleep are classified by:

Back

rapid eye movement vs non-rapid eye movement

Front

Stages of sleep are differentiated by:

Back

Varying patterns of brain activity.

Front

Hormone from the pineal gland that promotes relaxation and sleepiness

Back

melatonin

Tags

NGSS.HS-LS1-3

Front

Drifting in and out of sleep, easily awakened.

Back

Stage 1

Front

During this sleep stage, muscle activity and eye movements stop, making awakening difficult.

Back

Stage 4

Front

Sleep stages count

Back

5

Front

Percentage of life spent asleep?

Back

1/3

Front

Beta or sawtooth waves indicate a person who is:

Back

Dreaming

Front

Change in bodily function occurring more than 24 hours:

Back

ultradian rhythm