PSYC 235 Chapter Notes - Chapter 7: Auditory Cortex, Middle Temporal Gyrus, Eugen Bleuler
20 Jan 2016
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Chapter 7 schizophrenia spectrum and other psychotic disorders. A number of behaviours or symptoms that necessarily shared by all. Negative symptoms: psychosis delusions, hallucinations, deficits in speech, blunted affect (lack of emotional reactivity, lack of motivation, rambling speech, erratic behaviour, inappropriate affect. 50-70% of people with schizophrenia experience at least 1 aspect of psychosis. A belief that is a misrepresentation of reality, can include grandeur or persecution. Cotard"s syndrome person believes a part of their body had changed in an impossible way information with expectation. Capgras syndrome person believes someone they know has been replaced by a double. N400 magnitude of this brain wave as an index of integration of new. Should be large when presented with a stimulus that is inconsistent. Normal wave is large if category is animals and someone says. Affected wave smaller, indicated deficit in the integration of new. Delusions give sense of purpose and meaning in life (mitigate depression)
