PSY 202 Lecture Notes - Lecture 13: Twin, Bipolar Disorder, Psy
20 Nov 2016
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Document Summary
Positive symptoms: symptoms that are excesses in functioning. Negative symptoms: symptoms that are de cits in functioning. Types of schizophrenia: paranoid: marked by delusions of persecution, catatonic: marked by motor abnormalities, disorganized: marked by loss of reality, inappropriate affect, undifferentiated: marked by multiple features, residual: history of at least one episode; still have negative symptoms. Etiology: it is a brain disorder, characterized by brain differences (reduced brain tissue in frontal and medial temporal lobes, occurs in individuals who are genetically prone to developing it. Development: similar to autism, parents look back and recognize they noticed signs of schizophrenia, periods of relapse and recovery, by ages 50-60, the brain is unable to produce the severe episodes, however life does not just normalize. Environment: environment triggers a vulnerability, in urban environments risk doubles (chronic stress, social drift: the tendency of schizophrenics to drift to a lower economic class. Expressed emotion: helicopter family smothering, over involved, correlates with more psychotic episodes.
