PSYC 235 Chapter Notes - Chapter 13: Thalamus, Eye Tracking, Involuntary Commitment

• School: Queen's University
• Department: Psychology
• Course: PSYC 235
• Professor: Meredith Chivers

Document Summary

German psychiatrist emil kraepelin provided the most enduring description & categorization of schizophrenia. Noted the numerous symptoms in people with dementia praecox, including hallucinations, delusions, negativism and stereotyped behavior. Kraepelin focused on early onset and poor outcomes, bleuler highlighted what he be ieved to be the universal underlying problem unfortunately, concept of split mind inspired the incorrect use of schizophrenia as split or multiple personality. Schizophrenia is a number of behaviors/symptoms that aren"t necessarily shared by all people given this diagnosis. Researchers have identified clusters of symptoms that make up the disorder of schizophrenia. Dsm 5 criteria: characteristic symptoms: 2+ of 5 symptoms must be present for at least 1 month, delusions, hallucinations, disorganized speech, disorganized/catatonic behaviour, negative symptoms. Psychosis symptom survey (ie. not present, equivocal, mild, moderate & severe) the scale applies to the 5 main schizophrenia symptoms mentioned above in addition to impaired cognition, depression & mania.