PSYC 3140 Study Guide - Midterm Guide: Dsm-5, Antipsychotic, Disorganized Schizophrenia
13 Mar 2016
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Schizophrenia psychotic disorder characterized by major disturbance in thought, emotion, and behaviour: disordered thinking in which ideas are not logically related, faulty perception and attention, flat or inappropriate affect, bizarre disturbance in motor activity. Dopamine theory schizophrenia thought to be related to excess levels of dopamine: is not conclusive and leans more towards positive symptoms. Brian structure and functioning: enlarged ventricles implies a loss of subcortical brain cells, structural problem reduction in cortical grey matter in both the temporal and frontal regions, prefrontal cortex low metabolic rates and less activation. Ses: social-selection theory during the course of developing psychosis, people with schizophrenia may drift into poverty ridden areas of the city. Developmental/high-risk studies: children who later develop schizophrenia had lower iq than did members of various control group, high-risk children their mothers have chronic schizophrenia. Prefrontal lobotomy a surgical procedure that destroys the tracts connecting the frontal lobes to lower centres of the brain.
