genetic basis for schizophrenia

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Last updated 6:40 PM on 4/14/26
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5 Terms

1
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what does polygenic mean

there are several genes that can cause schizophrenia

2
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how can schizophrenia be inherited

its aetiologically heterogenous

3
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what neurotransmitter is involved in schizophrenia

dopamine

4
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what does hyperdopaminergia mean and what symptoms is it believed to cause

high levels of dopamine in the subcortex

causes positive symptoms : word salad, hallucinations

5
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what does hypodopaminergia mean and what symptoms is it believed to cause

low levels of dopamine in the prefrontal cortex

causes negative symptoms : avolition, speech poverty