Positive symptoms, such as hallucinations, result from
a. an imbalance of norepinephrine in the brain.
b. underactivity of the mesolimbic system.
c. damage to the mesocortical system.
d. overactivity of the mesolimbic system.
e. overactivity of the mesocortical system.
Answer: d. overactivity of the mesolimbic system.
Psychology
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