PSYA02H3 Chapter Notes - Chapter 17: Dissociative Identity Disorder, Basal Ganglia, Dopamine Hypothesis Of Schizophrenia
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PSYA02H3 Full Course Notes
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Document Summary
Chapter 17 the nature and causes of psychology disorders. Abnormal behaviour is behaviour that departs from the norm. Dsm-iv-tr is a classification system of psychological disorder. Overlook environmental and cognitive causes of abnormal behaviour. Psychological disorders involve unrealistic and excessive anxiety, fear, and guilt. Examples include intense fear of specific objects, intrusive thoughts, urges to engage in ritual- like behaviour, physical problem with no organic basis, disruption in consciousness that affects identity. Culture-bound syndromes are psychological disorders that are present in only one or a few cultures. Anti-social personality is the most serious personality disorders. People who have this disorder are dishonest, irresponsible, and incapable of feeling empathy. Psychoactive substance use disorders include drug abuse and drug addiction. Symptoms include disorganized thought, disturbances of affect, distorted perception, and disturbance of motor activity. Extreme depression/ swings between depression and extreme happiness and high energy levels. Causes include faculty cognition, heredity, brain biochemistry, and sleep/wake cycles.
