PSY 245 Lecture Notes - Lecture 31: Codeine, Hallucinogen, Psy
Document Summary
Psychoactive substances refers to a broad class of agents that alter mood and/or behavior which are ingested to become intoxicated or high, with abuse of such substances related to dependence and addiction. Ingestion of psychoactive substances in moderate amounts that does not significantly interfere with educational, social, or occupational functioning. Reversible substance-specific syndrome due to the ingestion or exposure to a substance. Maladaptive behavioral/psychological changes that are due to the effect of the substance on the cns. Physiological reaction to ingested substances (drunkenness, getting high) Intoxication depends on the drug, the amount of the drug ingested, and the person"s biological reaction. Substance is often taken in larger amounts or over a longer period than was intended. There is a persistent desire or unsuccessful effort to cut down or control substance use. A great deal of time is spent in activities necessary to obstain substance, use the substance, or recover for its effects.
