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16 Cards in this Set
- Front
- Back
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Stage 1 sleep |
The state of transition between wakefulness and sleep, characterized by relatively rapid low amplitude brain waves |
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Stage 2 sleep |
A sleep deeper than that of stage one, characterized by a slower, more regular wave pattern, along with momentary interruptions of “sleep spindles” |
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Stage 3 sleep |
Hey sleep characterized by slow brain waves, with a greater peaks and valleys in the wave pattern than in stage 2 sleep |
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Stage 4 sleep |
The deepest stage of sleep, during which we are least responsive to outside stimulation |
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REM (rapid eye movement) sleep |
Sleep occupying 20% of an adult sleeping time, characterized by increased heart rate, blood pressure, and breathing rate; erections; eye movements; and the experience of dreaming |
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Unconscious wish fulfillment theory |
Sigmund Freud’s theory that dreams represent unconscious wishes and dreamers desire to see fulfilled |
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Dreams-for-survival theory |
The theory suggesting that dreams permit information that is critical for our daily survival to be reconsidered and re-processed during sleep |
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Activation-synthesis theory |
Hobson’s theory that the brain produces random electrical energy during REM sleep that stimulates memories stored in the brain |
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Circadian rhythms |
Biological processes that occur regularly on approximately a 24 hour cycle |
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Daydreams |
Fantasies that people construct while awake |
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Hypnosis |
A trance like state of heightened susceptibility to the suggestions of others |
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Meditation |
A learned technique for refocusing attention that brings about an altered state of consciousness |
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Stimulants |
Drugs they have an arousal effect on the central nervous system (CNS) causing a rise in heart rate, blood pressure, and muscular tension |
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Depressants |
Drugs that slow down the nervous system |
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Narcotics |
Drugs that increase relaxation and relieve pain and anxiety |
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Hallucinogen |
A drug that is capable of producing hallucinations or changes in the perceptual process |
