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17 Cards in this Set
- Front
- Back
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biological rhythms
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periodic physiolocical functions
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ciradian rhythm
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the biological clock; regular bodily rhythms that occur in a 24 hour cycle
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REM sleep
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rapid eye movement sleep, a recurring sleep stage during which vivid dreams commonly occur. Also known as paradoxical sleep, because the muscles are relaxed but other body systems are active
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alpha waves
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the relatively slow brain waves of a relaxed awake state
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sleep
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periodic, natural, reversible loss of consciousness- as distinct from unconsciousness resulting from a coma, general anethesia, or hibernation
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hallucinations
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false sensory experiences, such as seeing something in the absence of an external visual stimulus
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delta waves
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the large, slow brain waves associated with deep sleep
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insomnia
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recurring problems in falling or staying asleep
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narcolepsy
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a sleep disorder characterized by uncontrollable sleep attack. The sufferer may lapse directly into REM sleep, often at inopportune times
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sleep apnea
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a sleep disorder characterized by high arousal and an appearance of being terrified; unlike nightmares, night terrors occur during Stage 4 sleep, within two or three hours of falling asleep, ad are seldom remembered
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dream
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a sequence of images, emotions, and thoughs passing through a sleeping person's mind. Dreams are notable for their hallucinatory imagery, discontinuities, and incongruities, and for the dreamers delusional acceptance of the content and later difficulties remembering it
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manifest content
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according to Freud, the remembered story line of a dream
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latent content
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according to Freud, the underlying meaning of a dream. Freud believed that a dreams latent content functions as a safety valve
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REM rebound
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the tendency for REM sleep to increase following REM sleep deprivation.
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hypnosis
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a social interaction in which one person suggests to another that certain perceptions, feelings, thoughts, or behaviors will spontaneously occur
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posthypnotic suggestion
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a suggestion, made during a hypnosis session, to carried out after the subject is no longer hypnostized; used by some clinicians to help control undesired symptoms and behaviors
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dissociation
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a split in consciousness, which allows some thoughts and behaviors to occur simultaneaously with others
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