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Pharm CH 5
Drugs of Abuse
| Question | Answer |
|---|---|
| abstinence | Sustained avoidance of substance use. |
| addiction | A compulsive, uncontrollable craving for and dependence on a substance to such a degree that cessation causes severe emotional, mental, or physiologic reactions. |
| brain reward system | “pleasure center” -- an ancient system that creates the sensation of pleasure for certain behaviors necessary for survival, such as eating and sexual behavior. |
| chemical impairment | A term used by health professionals to describe behaviors related to the effects of drugs or substances on performance. |
| craving | Subjective need for a substance, usually experienced after decreased use or abstinence. Cue-induced craving is stimulated in the presence of situations previously associated with drug taking. |
| cross-tolerance | |
| cue-induced craving | |
| dependence | |
| detoxification | |
| drug abuse | |
| drug addiction | defined and considered drug use inconsistent with medical or social norms. It generally refers to an overindulgence of a chemical substance that results in a negative impact on the psychological, physical, or social functioning of an individual. |
| drug misuse, | generally refers to indiscriminate or recreational use of a chemical substance or its use for purposes other than those for which it is intended. |
| intoxication | |
| Korsakoff's psychosis | |
| opioids | |
| physical dependence | |
| potentiation | |
| psychological dependence | |
| relapse | Return to substance use during abstinence. |
| tolerance, | Decreased effect of a substance that results from repeated exposure. It is possible to develop cross-tolerance to other substances in the same category. |
| Wernicke's encephalopathy | |
| withdrawal syndrome | Constellation of physiologic and psychological responses that occur when there is abrupt cessation or reduced intake of a substance on which an individual is dependent or when the effect is counteracted by a specific antagonist. |