1. a. Describe one dysfunctional behavior. b. Analyze one approach to treatment for the dysfunctional behavior described in part a. 2.Compare and contrast two models or theories of dysfunctional behavior. 3.a. Identify and outline one classification system of dysfunctional behavior. b. Discuss strengths and limitations of the classification system.

Biological Medical Model: 1950s: Chlorpromazine First modern anti-psychotic drug Heinz Lehmann Positive symptoms disappeared Thru 1980s: Dopamine Hypothesis Schizophrenia = over activity in neural pathways of dopamine 1990s: Clozapine atypical anti-psychotic more effective in treating and fewer side effects ?? Does not solely rely on dopamine levels??

Biological Aetiology: 1.Dopamine Hypothesis ?? still researching 2.Diathesis – Stress Model: Late 1990s: “Two – Hit” Model 1: genetic predisposition 2: environmental stress Treatment: Psychopharmacology neuroleptics: clozapine

Behaviorist: Aetiology: Maladaptive Learning –Modeling –Immediacy theory Weak in explaining origin of disorder, BUT effective in treatment of disorder Treatment –Token Economy Able to closely control reinforcers in the hospital

Cognitive: Aetiology: Defective attention theory Difficulty in selecting and attending to stimuli Treatment: Cognitive Restructuring – Ellis: ABC

Cognitive: Focus on analyzing the symptoms: 1.Delusions 2.Language 3.Thought Disturbances Faulty references –Misinterpretation of stimuli and events Logical errors –Lapses in reasoning