PSYC 2285 - Chapter 12 Substance Use and Impulse Control

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7 Terms

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Substance-related and Addictive Disorders

Range of problems associated with the use and misuse of drugs such as alcohol, cocaine, heroin, and other substances people use to alter the way they think, feel, and behave. These are extremely costly in human and financial terms.

  • Society sometimes believes that these problems result simply from a lack of willpower

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Impulse-Control Disorders

Disorders in which a person acts on an irresistible, but potentially harmful, impulse. Inability to resist acting on a drive or temptation, included in this group are those who cannot resist aggressive impulses or the impulse to steal or set fires.

  • Society sometimes believes that these problems result simply from a lack of willpower

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Polysubstance Use

Use of multiple mind-altering and behaviour-altering substances such as drugs

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Substance Use

Use of substance:

  • Ingestion of psychoactive substances in moderate amounts - does not significantly interfere with social, educational, or occupational functioning

  • Examples: morning coffee, drink with friend etc.

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Substance Intoxication

Substance Intoxication: Drunkenness

  • Interaction of variables: Type of drug taken, the amount ingested, the person’s individual biological reaction

  • Intoxication experienced as impaired judgment, mood changes, and lowered motor ability

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Substance Use Disorder

Disorder described as an addiction, a psychological dependence, behavioural reactions to substance dependence, dependence can be present without misuse

Physiological Dependence:

  • Tolerance: greater amounts of drug needed to experienced same effect

  • Withdrawal: negative physical response when the substance is no longer ingested

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Psychoactive Substances

Substances, such as drugs, that alter mood or behaviour

  • Involves cocaine, heroin, alcohol, nicotine and caffeine

  • Safe drugs like caffeine and nicotine and alcohol can also affect mood and behaviour, can be addictive and they account for more health problems than illegal drugs