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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. |