People with schizotypal personality disorder tend to show dysregulation of ________ in the brain.

A) epinephrine
B) norepinephrine
C) serotonin
D) dopamine

People with schizotypal personality disorder tend to have dysregulation of dopamine in the brain. Dopamine plays a role in regulating mood, attention, motivation, and pleasure/reward, and dysregulation of dopamine can contribute to symptoms such as delusions, paranoia, and social withdrawal that are commonly seen in schizotypal personality disorder.