PSYA02H3 Chapter Notes - Chapter 17: Obsessive–Compulsive Disorder, Somatic Symptom Disorder, Panic Disorder
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PSYA02H3 Full Course Notes
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Chapter 17 the nature and causes of psychological disorders. Recent studies identified complex interactions between an individual"s genotype, brain chemistry and childhood environment in the etiology: the causes or origin of a disorder, of psychological disorders. Less severe psychological disorders appear more heavily influenced by environmental factors. More severe disorders appear to be heavily influenced by hereditary and biological factors that disrupt normal cognitive processes or produce inappropriate emotional reactions. Need for a comprehensive classification system of psychological disorders first recognized by emil kraepelin, he made his version in a textbook of psychiatry published in 1988. The association of medical superintendents of american institutions for the insane, a forerunner of the apa, later incorporated his ideas into a classification system of its own. Psychological disorders defined by abnormal behaviour, but that is strictly anything away from normal, including tall people or smart people.
