The Dopamine Hypothesis 0.0 / 5 ? PsychologySchizophreniaA2/A-levelEdexcel Created by: LizardCrepeCreated on: 09-06-16 20:15 (DH) What causes Schizophrenia? Elevated levels of Dopamine at key receptor sites, such as the Mesolimbic system 1 of 5 Schizophrenia has been linked to excessive levels of what neurotransmitter? Dopamine 2 of 5 What are some of the roles of Dopamine? Regulating higher cognitive functions, motivation and voluntary behaviour 3 of 5 What do abnormalities in Dopamine cause? Odd behavioural patterns found in schizophrenic patients, such as hallucinations 4 of 5 What causes a system overload? An excess of dopamine causes too many impulses to be transmitted throughout the brain, producing the positive symptoms of schizophrenia 5 of 5
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