Term
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Definition
| activation information mode model: revived version of the activation-synthesis explanation of dreams in which information that is accessed during waking hours can have an influence on the synthesis of dreams |
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Term
| activation-synthesis hypothesis |
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Definition
| premise that sates that dreams are created by the higher centers of the cortex to explain the activation by the brain stem of cortical cells during REM sleep periods |
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Term
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Definition
| theory of sleep proposing that animals and humans evolved sleep patterns to avoid predators by sleeping when predators are most active |
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Term
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Definition
| the chemical resulting from from fermentation or distillation of various kinds of vegetable matter |
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Term
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Definition
| brain waves that indicate a state of relaxation or light sleep |
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Term
| altered state of consciousness |
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Definition
| state in which there is a shift in the quality or pattern of mental activity as compared to waking consciousness |
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Term
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Definition
| stimulants that are synthesized in laboratories rather than being found in nature |
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Term
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Definition
| drugs that lower anxiety and reduce stress |
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Term
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Definition
| smaller and faster brain waves, typically indicating mental activity |
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Term
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Definition
| a mild stimulant found in coffee, tea, and several other plant-based substances |
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Term
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Definition
| a cycle of bodily rhythm that occurs over a 24-hour period |
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Definition
| a natural drug derived from the leaves of the coca plant |
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Term
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Definition
| a person's awareness of everything that is going on around him or her at any given time |
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Term
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Definition
| long, slow brain waves that indicate the deepest stage of sleep |
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Term
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Definition
| drugs that decrease the functioning of the nervous system |
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Term
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Definition
| the decrease of the response to a drug over repeated uses, leading to the need for higher doses of drug to achieve the same effect |
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Term
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Definition
| drugs that cause false sensory messages, altering the perception of reality |
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Term
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Definition
| narcotic drug derived from opium that is extremely addictive |
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Term
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Definition
| state of consciousness in which the person is especially susceptible to suggestion |
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Term
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Definition
| the inability to get to sleep, stay asleep, or get a good quality of sleep |
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Term
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Definition
| aka lysergic acid diethylamide: powerful synthetic hallucinogen |
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Term
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Definition
| derived from the leaves and flowers of a particular type of hemp plant |
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Term
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Definition
| aka ecstasy or X: designer drug that can have both stimulant and hallucinatory effects |
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Term
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Definition
| brief sidesteps into sleep lasting only a few seconds |
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Term
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Definition
| narcotic drug derived from opium, used to treat severe pain |
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Term
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Definition
| sleep disorder in which a person falls immediately into REM sleep during the day without warning |
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Term
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Definition
| the active ingredient in tobacco |
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Term
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Definition
| bad dreams occurring during REM sleep |
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Term
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Definition
| relatively rare disorder in which the person experiences extreme fear and screams or runs around during deep sleep without waking fully |
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Term
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Definition
| any of the stages of sleep that do not include REM. |
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Term
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Definition
| substance derived from the opium poppy from which all narcotic drugs are derived |
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Term
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Definition
| synthesized drug now used as an animal tranquilizer that can cause stimulant, depressant, narcotic, or hallucinogenic effects |
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Term
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Definition
| condition occurring when a person's body becomes unable to function normally without a particular drug |
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Term
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Definition
| chemical substances that alter thinking, perception, and memory |
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Term
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Definition
| the feeling that a drug is needed to continue a feeling of emotional or psychological well-being |
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Term
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Definition
| the stage of sleep in which the eyes move rapidly under the eyelids and the person is typically experiencing a dream |
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Term
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Definition
| a rare disorder in which the mechanism that blocks the movement of the voluntary muscles fails, allowing the person to thrash around and even get up and act out nightmares |
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Term
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Definition
| increased amounts of REM sleep after being deprived of REM sleep on earlier nights |
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Term
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Definition
| theory of sleep proposing that sleep is necessary to the physical health of the body and serves to replenish chemicals and repair cellular damage |
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Term
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Definition
| disorder in which the person stops breathing for 10 seconds or more |
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Term
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Definition
| any significant loss of sleep, resulting in problems in concentration and irritability |
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Term
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Definition
| the inability of the voluntary muscles to move during REM sleep |
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Term
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Definition
| aka somnambulism: occurring during deep sleep, an episode of moving around or walking around in one's sleep |
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Term
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Definition
| drugs that increase the functioning of the nervous system |
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Term
| stimulatory hallucinogens |
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Definition
| drugs that produce a mixture of psychomotor stimulant and hallucinogenic effects |
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Term
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Definition
| brain waves indicating the early stages of sleep |
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Term
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Definition
| state in which thoughts, feelings, and sensations are clear, organized, and the person feels alert |
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Term
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Definition
| physical symptoms that can include nausea, pain, tremors, crankiness, and high blood pressure, resulting from a lack of an addictive drug in the body systems |
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