PSYCO241 Lecture Notes - Lecture 12: Substance Intoxication, Hallucinogen, Depressant
13 Mar 2018
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Document Summary
Substance intoxication - a cluster of temporary undesirable behavioral or psychological changes that develop during or shortly after the ingestion of a substance. Substance use disorder - a pattern of long-term maladaptive behaviors and reactions brought about by repeated use of a substance. Tolerance - the brain and body"s need for ever larger doses of a drug to produce earlier effects. Withdrawal - unpleasant, sometimes dangerous reactions that may occur when people who use a drug regularly stop taking or reduce their dosage to the drug. Alcohol - any beverage containing ethyl alcohol, including beer, wine, and liquor. Drugs are not good or bad per se. Both size and quality of the drug affect the effect of the drug. The effects of a drug depends on the person. Potency: the amount of drug necessary to cause an effect. Toxicity: the capacity of a drug to do damage or cause adverse effects in the body .
