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Definition
| a chemical substance that alters perceptions and moods |
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Definition
| with repeated use, acheiving the desired effect requires larger doses |
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Term
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Definition
| compulsive drug craving and use, despite adverse consequences |
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Term
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Definition
| a physical need for a drug, marked by unpleasent withdrawl symptoms when stopped being used |
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Term
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Definition
| a psychological need for a drug to releive negative emotions |
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Term
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Definition
| drugs that reduce neural activity and slow body funtions |
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Term
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Definition
| drugs that depress central nervous activity, reducing anxiety but imparing memory and judgment |
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Term
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Definition
| depress neural activity, temporarily lessening pain and anxiety |
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Term
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Definition
| drugs that excite neural activity and speed up body functions |
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Term
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Definition
| drugs that stimulate neural activity, causing speed-up body functions and associted energy and mood changes |
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Term
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Definition
| a stimulating and highly addictive phsychoactive drug in tobacco |
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Term
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Definition
| aphetamine that overtime reduces dopamine levels |
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Term
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Definition
| a synthetic stimulant and mild hallucigan. produces euphoria and social intimacy, short term dangers and long term including harm to seratomin producers and to mood and cognition |
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Term
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Definition
| psychadellic drugs such as LSD, that distort perceptions and evoke sensory images in the absence of sensory imput |
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Term
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Definition
| a powerful hallucigen drug, also known as acid |
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