Kaplan and Sadock's Chapter 13 & 26 from Study Guide with Complete Answers 100%

Kaplan and Sadock's Chapter 13 & 26 from Study Guide with Complete Answers 100% 13.1. Which of the following statements about the dopamine hypothesis of schizophrenia is true? A. Dysregulation of dopaminergic neurotransmission is caused by postsynaptic sensitivity. B. Dopamine release caused by amphetamine challenge is higher during remission. C. Higher amphetamine-provoked dopamine release predicts worsening of psychotic symptoms. D. Overactivity of dopamine in the subcortical basal ganglia contributes to negative symptoms. E. There is a lower occupancy of D2/3 receptors in relapsed patients. - Answer C. Higher amphetamine-provoked dopamine release predicts worsening of psychotic symptoms. 13.10. Childhood schizophrenia A. tends to have a chronic course B. tends to have a better prognosis that adult schizophrenia C. is not diagnosed using the same symptoms as are used for adult schizophrenia D. tends to have an abrupt onset E. all of the above - Answer A. tends to have a chronic course 13.11. Late-onset schizophrenia A. is more common in men B. is associated with a preponderance of paranoid symptoms C. is clinically distinguishable from early-onset schizophrenia D. results in poorer response to antipsychotic medications E. has an onset after age 60 years - Answer B. is associated with a preponderance of paranoid symptoms 13.12. Which of the following istrue of brain imaging technologies in the study of schizophrenia? A. Computed tomography (CT) is used more often than magnetic resonance imaging (MRI) in schizophrenia research because its resolution is superior to that of MRI. B. The abnormalities reported in CT studies of patients with schizophrenia are specific for the pathophysiological processes underlying the disease.