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Biological theory of schizophrenia
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Created by
Alice Purches
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Cards (7)
What is the biological theory of schizophrenia primarily focused on?
The
dopamine hypothesis
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What does the dopamine hypothesis propose about schizophrenia?
High levels of dopamine in
synapses
or too many
receptors
cause excessive activity in individuals
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What is a neurotransmitter?
A
chemical
messenger that transmits signals across
synapses
in the brain
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What are the key brain structure dysfunctions associated with schizophrenia?
Less blood flow to the
frontal lobe
Defective decision-making in the
prefrontal cortex
(
PFC
)
Smaller
temporal lobe
affecting language
Smaller
hippocampus
impacting memory
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What is a criticism of the biological theory of schizophrenia regarding its approach?
It is
reductionist
and
deterministic
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What does the criticism of "no cause and effect" imply about the biological theory of schizophrenia?
It suggests that the theory does not establish a direct
causal relationship
between
dopamine levels
and schizophrenia
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What aspect does the biological theory of schizophrenia ignore according to its critics?
It ignores the role of nurture in the development of schizophrenia
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