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Pathophysiology of Psychosis Quiz

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Questions and Answers

What is the primary cause of positive symptoms in schizophrenia?

Increased dopamine activity in the tuberoinfundibular pathway

Dopamine blockade leading to increased prolactin

Excess dopamine activity in the mesolimbic pathway (correct)

Dopamine receptor blockade in the nigrostriatal pathway

Decreased dopamine activity in the mesocortical pathway

Which dopaminergic tract is implicated in the development of negative symptoms in schizophrenia?

Nigrostriatal

Mesolimbic

Mesocortical (correct)

Tuberoinfundibular

None of the above

What is the effect of dopamine receptor blockade in the nigrostriatal pathway?

Negative symptoms

Tuberoinfundibular pathway activation

Positive symptoms

Increased prolactin levels

Extrapyramidal symptoms (EPS) (correct)

Which type of symptoms in schizophrenia is associated with dopamine receptor hypofunction in the mesocortical pathway?

Negative symptoms Signup and view all the answers

What is the consequence of dopamine blockade in the tuberoinfundibular pathway?

Increased prolactin levels Signup and view all the answers

What is the primary cause of positive symptoms in schizophrenia?

Excess/distortion of normal function associated with dopamine receptor hyperactivity in the mesolimbic pathway Signup and view all the answers

What is the consequence of dopamine blockade in the tuberoinfundibular pathway?

Increased prolactin levels Signup and view all the answers

What type of symptoms are associated with dopamine receptor hypofunction in the mesocortical pathway?

Decrease/absence of normal function associated with dopamine receptor hypofunction in the mesocortical pathway Signup and view all the answers

What is the effect of dopamine receptor blockade in the nigrostriatal pathway?

Extrapyramidal symptoms Signup and view all the answers

What is the primary cause of negative symptoms in schizophrenia?

Decrease/absence of normal function associated with dopamine receptor hypofunction in the mesocortical pathway Signup and view all the answers

Pathophysiology of Psychosis Quiz

Choose a study mode

Podcast

Questions and Answers

What is the primary cause of positive symptoms in schizophrenia?

Which dopaminergic tract is implicated in the development of negative symptoms in schizophrenia?

What is the effect of dopamine receptor blockade in the nigrostriatal pathway?

Which type of symptoms in schizophrenia is associated with dopamine receptor hypofunction in the mesocortical pathway?

What is the consequence of dopamine blockade in the tuberoinfundibular pathway?

What is the primary cause of positive symptoms in schizophrenia?

What is the consequence of dopamine blockade in the tuberoinfundibular pathway?

What type of symptoms are associated with dopamine receptor hypofunction in the mesocortical pathway?

What is the effect of dopamine receptor blockade in the nigrostriatal pathway?

What is the primary cause of negative symptoms in schizophrenia?

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