PSYC2004lec7spr08post

PSYC2004lec7spr08post - I. Schizophrenia: Predisposition...

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I. Schizophrenia: Predisposition and Environment II. Some Themes Regarding Development III. Piaget’s Stages of Cognitive Development A. Thought Processes Involved B. The Stages C. Criticisms D. Another Stage Model: Schaie IV. Social Development (introd.): Attachment
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Schizophrenia 1% of population Several types Often includes delusions---thoughts inconsistent w/ reality Often includes hallucinations Often includes inappropriate emotions, and small range of emotions
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Schizophrenia Causes Biological – Genetic: Risk is about 50% if identical twin has symptoms 17% if fraternal twin has symptoms 9% if sibling has symptoms 6% if parent has symptoms (from Gottesman, 1991; see Fig 14.13 for similar data)
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Schizophrenia Causes Biological – Brain anatomy and neurotransmitters: Dopamine, and probably glutamate, involved Ventricles, hollow fluid-filled areas of the brain, larger in people w/ schizophrenia. Environmental risks: Birth complications Exposure to toxins in infancy Stress, perhaps especially during adolescence Again, the diathesis-stress model is appropriate.
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Some Themes/Issues in Developmental Research Development is the product of biological and environmental factors Most characteristics of people stay the same throughout their lives (or do they?) Development is to be a gradual, continuous process (or is it?)
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PSYC2004lec7spr08post - I. Schizophrenia: Predisposition...

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