neural Correlates Of Schizophrenia

Question 1

What does neural correlates (brain parts) of schizophrenia refer to?

Answer 1

to abnormalities in structural or functional features of the brain which link to particular schizophrenic experiences

Question 2

What has been linked to the positive symptom of auditory hallucinations?

Answer 2

-Reduced density and volume of grey matter (neuron cell bodies) in the left temporal lobe- is involved in perceiving and interpreting speech-based information.
-Decreased connectivity affects the ability of an individual to realise that internally generated speech is their own ‘inner voice’ misattribute this to someone else, giving rise to the experience of ‘hearing voices’.

Question 3

Why do enlarged ventricles (fluid-filled gaps between brain areas) increase in size?

Answer 3

because of shrinkage or damage to the surrounding brain matter

Question 4

What have enlarged ventricles in central brain areas and the pre frontal cortex been linked to?

Answer 4

negative symptoms of schizophrenia such as cognitive deficits (disorganised thinking) and avolition