Pathways

Question 1

What pathway is associated positive symptoms

Answer 1

Mesolimbic

Question 2

What pathway is associated with negative symptoms

Answer 2

Mesocortical

Question 3

What pathway is associated with abnormal movements

Answer 3

nigrostratial pathway.

Question 4

What pathway is associated with prolactin

Answer 4

tuberofundibular pathway

Question 5

How does antipsychotic cause abnormal movements

Answer 5

They block dopamine from being released in the nigrostratial pathway

Question 6

How does dopamine cause breast or milking in males

Answer 6

By blocking dopamine in tuberofundibular pathway, prolactin is not inhibited. Therefore too much prolactin build up can lead to this.

Consider : dopamine is what helps inhibit prolactin build up, without it can lead to its excess

Question 7

How does antipsychotic cause blunting and lack of emotions

Answer 7

Blocking dopamine in the mesocortical pathway.

Question 8

How does antipsychotic decrease the positive symptoms we see in schizophrenia patients?

Answer 8

Blocking the excessive release of dopamine in the mesolimbic system