PSY 309 Lecture Notes - Lecture 14: Disulfiram, Oxycodone, Opioid
30 May 2017
School
Department
Course
Professor
Document Summary
Prescription opioids is on the rise notably hydrocodone and oxycodone. Heroin use is part of a larger substance abuse problem: Week 7 lecture 2: alcohol are 2x more likely to be addicted to heroin, marijuana are 3x, cocaine are 15x, rx opioid painkillers are 40x. Up to 50% of addicts have comorbid psychiatric disorder: antisocial personality disorder, depression, ptsd, suicide. Opponent process model brain uses negative feedback to keep affect in check. An unconditioned a process (positive/pleasurable) is counteracted by a b process. Incentive sensitization model separates drug liking from wanting in brain. Stimuli/cues associated with the drug to enhance motivation for drug (wanting) Brain disease model of addiction: cycle of binge intoxication withdrawal (negative effect) preoccupation (anticipation) Variable reinforcement is much harder to extinguish prescribed drugs are at more fixed intervals, but street drugs are often attained at different times and become variables. Adam and beth are both being treated for alcohol dependence by being given medications.
