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Chapter 7.1
Sleep and Dreams
Name:
Date:
Psychology
Stages of Sleep
Stage I.
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Lightest Level of Sleep
Pulse Slows
Muscles Relax
Breathing and Brain Waves become irregular
Alpha Waves
Stage II.
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Low-amplitude/high-frequency brain waves
Eyes roll from side to side
Stage III.
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Large amplitude delta waves
Stage IV.
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Deepest Level of Sleep
Large amplitude delta waves
Possibilities:
o Sleepwalking
o Talking aloud
o Bed-wetting
Important to physical and psychological well-being
REM Sleep:
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“Rapid Eye Movement” Sleep
Dreaming
Pulse and heart rate become irregular
Face or fingers may twitch
Large muscles become paralyzed
Chapter 7.1
Sleep and Dreams
Stages of Sleep