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Emma Kwiecinska 13S




The Dopamine Hypothesis (Biochemical)
To what extent does this theory provide a full explanation for the cause of SZ?
AO1
This explanation states that SZ is caused by a chemical imbalance at the synapse,
more specifically an excess of the neurochemical dopamine (DP) causing an
overstimulation of…

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Emma Kwiecinska 13S




a. Psychological factors (which this theory discounts) have shown in various
studies to have a clear effect on brain chemistry. For example Rapopport
found that after 3 years, over 70% of the group on anti-psychotics had been
re-hospitalised in comparison to only 8% of the placebo group.…

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