单选题
Positive symptoms of schizophrenia include which of the following? A. Waxy flexibility, alogia, and apathy. B. Flat affect, avolition, and anhedonia. C. Hallucinations, delusions, and disorganized thinking. D. Somatic delusions, echolalia, and a flat affect.
【正确答案】
C
【答案解析】The positive symptoms of schizophrenia are distortions of normal functioning, including hallucinations, delusions, disorganized thinking, somatic delusions, echolalia, and waxy flexibility. A flat affect, alogia, apathy, avolition, and anhedonia refer to the negative symptoms. Negative symptoms list the diminution or loss of normal function.