Low levels of serotonin's metabolite 5-HIAA have been implicated in:
a) Violent and impulsive suicides
b) Anomic suicides
c) Cluster suicides
d) Hopelessness-based suicides
Question 2
A precursor to antisocial personality disorder is:
a) Conduct disorder.
b) Oppositional disorder.
c) Antisocial disorder of childhood or adolescence.
d) Pervasive developmental disorder.