01:830:340 Lecture Notes - Lecture 11: Psychological Dependence, Substance Dependence, Pharmacodynamics
11 Jan 2020
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Document Summary
Dsm-v describes substance use disorder in term of a maladaptive pattern behavior related to a continued use of drugs. Polysubstance abuse - abuse of several types of drug. The number of problems that a person encounters seems to provide a distinction between those who are addicted and those who are not. Need the drug to relieve negative mood state or prepare for certain. Diminishing control over drinking is a crucial feature alcohol substance use. Tolerance - the nervous system becomes less sensitive to the effects. Metabolic - body becomes adapted to the drug. Behavioral conditioning - resistance to the drugs. Withdrawal - the symptoms experienced when a person stops using a drug. Substance use disorders - problems arising from someone being addicted to a drug. Substance induced disorder - problems arising from the impact of taking a drug (intoxication) or discounting its repeated use (withdrawal) The manual lists ten classes of drugs that can lead to substance related disorders.
