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Chapter 15

Psych 102 - Chapter 15 Notes.txt

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University of British Columbia
PSYC 102
Christopher Stephens

David GoosenbergPsych 102Chapter 15 NotesPsychological Disorderspsychological disorderspatterns of thoughts feelings or actions that are deviant distressful and dysfunctional deviantdistressful behaviors are more likely to be considered disordered when also judged to be a harmful dysfunction if something doesnt impair your life it is not a disorder standards for deviant behavior vary by contextcultureADHDmarked by one or more of 3 key symptoms extreme inattention hyperactivityimpulsivityRosenhans Psychiatric Hospital StudyThe study concluded it is clear that we cannot distinguish the sane from the insane in psychiatric hospitals and also illustrated the dangers of dehumanization and labeling in psychiatric institutions Failure to detect sanity during the course of hospitalization may be due to the fact that physicians operate with a strong bias toward what statisticians call the Type 2 error This is to say that physicians are more inclined to call a healthy person sick a false positive Type 2 than a sick person healthy a false negative Type 1 Moral of the story psychiatric labels can be stigmatizingclinical orders can be difficult to detect Diathesis Stress Modelthe presentation of a psychological disorder is a function of1 diathesisinherited susceptibility nonbiological aka genetic traits 2 stressenvironmental triggers or events Thus the diathesisstress model serves to explore how nonbiological or genetic traits diatheses interact with environmental influences stressors to produce disorders such as depression anxiety or schizophrenia The diathesisstress model asserts that if the combination of the predisposition and the stress exceeds a threshold the person will develop a disorderUnderstanding Psychological Disordersthe medical modelthe concept that diseases in this case psychological disorders have physical causes that can be diagnosed treated and in most cases cured often through treatment in a hospital biopsychosocial approachconcept about how biological psychologicalsocialcultural factors interact to produce specific psychological disorders cultural differences lead to different rates of psychological disorders eating disorders more likely to occur in western countries DSMIVTRthe American Psychiatric Associations DiagnosticStatistical Manual of Mental Disorders includes a widely used system for classifying psychological disorders some critics faulted the manual for casting too wide a netbringing almost any kind of behavior within the compass of psychiatry in real life people with disorders are more likely to be the victims of violence than the perpetrators used to rely on an Axis systemAxis 1 consisted of most serious clinical disorders Axis 25 decreased in intensity continually recently we have been doing away with the Axis system Anxiety Disorderspsychological disorders characterized by distressing persistent anxiety or maladaptive behaviors that reduce anxiety generalized anxiety disorderan anxiety disorder in which a person is continually tense apprehensive and in a state of autonomic nervous system arousal over 6month period
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