The negative symptoms of schizophrenia, such as social withdrawal, are caused by
a. underactivity of the mesolimbic system.
b. excessive birth weight.
c. damage to the mesocortical system.
d. overactivity of the mesolimbic system.
e. overactivity of the mesocortical system.
Question 2
Which of the following supports the notion that impairment of the prefrontal cortex is related to the negative symptoms of schizophrenia?
a. MRI studies indicate abnormalities within the temporal cortex of schizophrenics.
b. Schizophrenic patients show greater activity of the frontal cortex than do controls.
c. Schizophrenic patients do poorly on neuropsychological tests that are sensitive to damage of the prefrontal cortex.
d. MRI studies indicate abnormalities within the parietal cortex of schizophrenics.
e. Schizophrenic patients show a greater number of neurons within the gray matter of the frontal cortex.
Negative control of an inducible set of genes: function of the lac repressor in regulating the lac o
Large-scale impacts of the (a) positive, and (b) negative phases of the North Atlantic Oscillation.
Strawberry hemangioma, a birthmark caused by a collection of blood vessels in the skin.
Positive and Negative Stereotypes
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