Summary: Ab Psych Chapter 11

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• ab psych chapter 11

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• acute episodes of schizophrenia are characterized

   by delusions, hallucinations, illogical thinking, incoherent speech, and bizarre behavior

• between acute episodes people with schizophrenia may still be unable to ...

  think clearly, 
  may speak in a flat tone
  may have difficulty perceiving emotions in other people's facial expressions
  and may show little if any facial expressions of emotions themselves

• in some cases (blank sentence) in most cases (blank sentence)

  in some cases, the onset of the disorder is acute and occurs suddenly, within a few weeks or months. 
  in most cases there is a slower, more gradual decline in functioning

• schizophrenia affects about what percent of us population?

  1%

• criteria in DSM for schizophrenia-two or more of the following over a 1 month period:

  delusions
  hallucinations
  disorganized speech
  grossly disorganized or catatonic behavior
  negative symptoms
  difficulties in social functioning, work or self-care  
  symptoms continuous for at least six months
  the disorder is not contributed to substance use or another medical condition

• positive symptoms of schizophrenia

  break with reality, as represented by the appearance of hallucinations and delusional thinking

• attentional deficiencies in schizophrenia

  people with schizophrenia often have difficulty filtering out irrelevant stimuli, making it nearly impossible for them to focus their attention, organize their thoughts, and filter out unessential information

• eye movement dysfunction...

  difficulty tracking a slow moving target across their field of vision

• flat affect is observed by..

  the absence of emotional expression in the face and voice.

• from a learning perspective, people with schizophrenia learn to..

  exhibit certain bizarre behaviors when these are more likely to be reinforced than normal behaviors.