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Biological explanations of schizophrenia; Biological;
- Genetics ­ prevalence of schizophrenia is the same all over the world (about - Genetics ­ the fact the prevalence doesn't vary worldwide shows that it is
1%) not due to environment (nurture) ­ there is a strong genetic link. However,…

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- Brain biochemistry; dopamine production makes you more aware of your
environment. Too much dopamine could lead to hallucinations etc. it
connects parts of the brain together that shouldn't be connected. The
most likely explanation for the dopamine hypothesis is that receptor cites
are very sensitive leading to a larger…

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symptoms? Cause and effect issues everywhere. Confounding effects of
drug treatment.
Psychological; - Behavioural; believe that schizophrenia runs in families as bizarre behaviour
- Behavioural ­ mental disorders regarded as sets of learned behaviours. The by parents is imitated by children. Parents then reinforce this and the
behaviour is acquired…


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