Biological: Neural Correlates (AQA A-Level Psychology): Flashcards
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Neural correlates
Neural correlates
Structural & functional brain abnormalities linked to schizophrenia
What structural finding is consistent in schizophrenia?
What structural finding is consistent in schizophrenia?
Enlarged ventricles (fluid-filled brain gaps)
Dopamine hypothesis
Dopamine hypothesis
Schizophrenia linked to excessive dopamine levels
Mesolimbic dopamine system link
Mesolimbic dopamine system link
High dopamine associated with positive symptoms
Mesocortical dopamine system link
Mesocortical dopamine system link
High dopamine associated with negative symptoms
fMRI in schizophrenia research
fMRI in schizophrenia research
Observes brain activity in living patients
Prefrontal cortex damage link
Prefrontal cortex damage link
Associated with negative symptoms of schizophrenia
NMDA glutamate receptors in schizophrenia
NMDA glutamate receptors in schizophrenia
Reduced function in people with schizophrenia
Phenothiazine drug effect
Phenothiazine drug effect
Decreases dopamine activity, lessens symptoms
L-dopa drug effect
L-dopa drug effect
Releases dopamine, creates schizophrenic symptoms