Abnormal Ch 10.2 Student Outline

Abnormal Ch 10.2 Student Outline - Abnormal Psychology...

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Unformatted text preview: Abnormal Psychology Chapter 10 Substance-Related Disorders • Substance-r elated disor der s – Problems associated with using and abusing drugs that alter patterns of thinking, feeling, and behaving – Psychoactive substances • 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 Levels of use or involvement • Substance use – I ngestion of psychoactive substance(s) on occasion • Moderate amounts • Does not significantly interfere with life functioning • Substance intoxication – Physiological reaction to ingested substance • Mood changes • I mpairment in judgment • Decrease in motor abilities Levels of use or involvement • Substance abuse – Patter n of substance use leading to significant distr ess or impair ment in social and occupational r oles • Substance dependence – Typically defined as “addiction” – Disagreement over how dependence should be defined Substance Dependence Definitions › Physiological dependence More and more required for same effect Tolerance Negative physical response when drug is removed Withdrawal › Psychological dependence Dr ug-seeking behavior Repeated use Stealing to buy Enduring negative circumstances to use Categories of Substances • Depr essants – Result in behavioral sedation • Primarily decrease CNS activity • Reduce arousal • I ncrease relaxation – Alcohol – Sedatives – Barbiturates – Benzodiazepines Categories of Substances • Stimulants – I ncrease alertness and elevate mood • Cocaine • Nicotine • Caffeine Categories of Substances • Opiates – Reduce pain (i.e., produce analgesia) and induce euphoria • Heroine • Opium • Codeine • Morphine Categories of Substances • H allucinogens – Alter sensory perception and can produce delusions, paranoia, and hallucinations • M ar ijuana • LSD • Other – I nhalants – Anabolic ster oids – Pr escr iption medications Depressants • Depr essants – Decrease CNS activity – High likelihood of Alcohol Clinical Descr iption › I nitial effect is apparent stimulation Sense of well-being I nhabitations reduced 1 st I nhibitory centers in the brain are depressed More areas of brain depressed with more drinking › Affects many parts of the body Absorbed through blood stream Esophagus Stomach Small intestine Alcohol • Shor t-Ter m Effects – Slowed reaction time – Motor impairment – Ability to make judgments reduced Alcohol...
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Abnormal Ch 10.2 Student Outline - Abnormal Psychology...

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