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Lecture

Textbook note-Chapter 17-Substance Related Disorders Apr 8

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Department
Psychology
Course
PSY240H1
Professor
Neil Rector
Semester
Winter

Description
PSY240: April 8 Chapter 17: Substance Related Disorders Substance Abuse substance: natural or synthesized product that has psychoactive effects it changes perceptions, thoughts, emotions, and behaviours substance related disorder: when someone structures their live around substance and forget their duties and responsibilities (not when people use it for religious purposes) Substance Intoxication substance intoxication: set of behavioural and psychological changes that occur as a direct result of the physiological effects of a substance on the CNS peoples expectations about the drug may lead them to experience that effect diagnosis only given if: behavioural nd psychological changes are significantly maladaptive leading to disruption of family and social relationships place individual at severe risk for adverse effects Withdrawal set of physiological and behavioural symptoms that result when people who have been using substance heavily for prolonged periods of time stop using substances or greatly reduce their use symptoms of withdrawal are typically the opposite symptoms of the same substance diagnosed with the label of intoxication must cause severe impairment of function to be diagnosed Abuse recurrent use of a substance results in significant harmful consequences 4 categories of harmful consequences 1. fails to fulfil important obligations 2. repeatedly uses the substance in situations in which it is physically hazardous to do so 3. repeatedly has legal problems as a result of substance use 4. continues to use the substance even though he repeatedly had social or legal problems as a result of the use z must show repeated problems in at least one of the 4 categories within a 12 month period z dependence is considered more advanced condition than abuse Dependence drug addiction physiological dependent: when he shows tolerance or withdrawal from the substance tolerance: present when a person experiences less and less effect from the same dose of substance and needs greater and greater doses of substance in order to achieve intoxication Depressants slow activity in CNS make ppl relaxed and sleepy, reduce concentration, and impair thinking and motor skills Alcohol low doses lead to euphoria and less inhibition high doses lead to symptoms of depression can impair sexual functioning www.notesolution.com
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