PSYC.2720 Lecture Notes - Lecture 11: Behavioral Addiction, Physical Dependence, Peyote
Document Summary
Addiction and impulse-control: bad vs. sick behavior: is bad behavior enough for presumption of disorder, key issues: inappropriateness excessiveness/absence of self-control or restraint. Addiction and impulse-control: alcohol and drug use: psychoactive (mood-or perception-altering) chemicals in cultures thru out history, examples: natural (peyote, kava, opium) & man-made (fermented beverages, heroin, varied forms of administration: swallowed, smoked, injected. Impaired control, social impairment, risky use: tolerance + withdrawal (which are both pharmacol. and psych. phenomena, b4 dsm-5: substance abuse vs substance dependence ~ dropped due to inconsistent usage and poor reliability, specify substance. Substance use disorder: dsm-5 criteria: 11 poss. signs, min. 2 over 12-month period: sympt. more or less same, regardless of substance, amount of use is not criterion, rate severity: mild/moderate/severe (based on # of signs, no lab test. Demographics of substance use disorders: alcohol in u. s. : 5% adolescents & 8. 5% adults, men more than women, rates decrease w/ age, other rates in u. s. :
