Schizophrenia

Question 1

What are the cognitive symptoms of schizophrenia?

Answer 1

• difficulty sustaining attention
• low psychomotor speed
• learning and memory deficits
• lower score on IQ tests

Question 2

What did Weinberger (1988) suggest explains negative cognitive symptoms of SZ?

Answer 2

Hypofrontality (decreased activity of the frontal lobes), especially in the dorsolateral prefrontal cortex (dlPFC)