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15 Cards in this Set
- Front
- Back
Psychoactive Drugs
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chemicals that change perceptions and moods.
(caffiene, nicotine, and alcohol) |
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Tolerance
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Neuroadaptation occurs; The deminishing effect with regular use of the same drug; Larger and larger doses are required to experience the drugs effects.
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Witdrawal
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Bodys response to the drugs absence indicating either a physical or psychological dependance.
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Physical Dependance
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Physiological need for a drug; Physical pain and intense cravings resulting from the withdrawal of a drug.
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Psychological Dependance
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*stress relieving drugs*
Psychological need to use a drug, such as to relieve negative emotions. |
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Addiction
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Craving for a substance
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false myths about addictions
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1.Addictive drugs quickly corrupt.(Morphine leads to heroin abuse)
2.Addictions cant be overcome voluntarily; therapy is a must. |
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3 Catagories of Psychoactive Drugs:
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Depressants, Stimulants, and hallucinogens.
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Depressants
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"Downers"
Alchohol, Barbiturates(tranquilizers), and Opiates; Calm Neural activity and slow body functions. |
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Barbiturate
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"Tranquilizers"
Mimic the effect of Alchohol; Depress the activity of the central nervous system; reducing anxiety but impairing memory and judgement. |
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Opiates
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"Opium" and its derivatives, morphine and heroin; depress neural functioning. Pupils constrict, breathing slows, and user becomes lethargic.
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Stimulants
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"Uppers"
Temp. excite neural activity and arouse body functions; Speed up body functions. *Increase heart and breathing rates, Pupils dilate, appetite diminishes(bc blood sugar increases), and energy and self confidense rise. (Caffiene, nicotine, amphetamine(speed), cocaine, ecstasy) |
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Uses of stimulants
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Stay awake, lose wieght, boost mood, boost athletic performance.
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Hallucinogens
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"Psychedelics"
Distort perceptions and evoke sensory images in the absence of sensory input. (Marijuana, lSD, MDMA(X)) |
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LSD
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Lysergic Acid Diethylamide
"Acid" Powerful hallucinogenic drug. |