Sixty-year-old Sam is part of a research program designed to predict future diseases and disorders from brain scans completed yearly.
If researchers determine that the brain scans reveal a loss of cells in the substantia nigra, which disorder would they predict that Sam will develop?
a) PKU
b) Tay-Sachs
c) Alzheimer's disease
d) Parkinson's disease
Question 2
The most prevalent DSM-5 personality disorder in a community setting is
a) antisocial personality disorder.
b) borderline personality disorder.
c) avoidant personality disorder.
d) schizotypal personality disorder.