All drugs such as crack cocaine that have abuse potential either directly or indirectly:
a. Stimulate serotonin circuits and reinforcement centers in the brain.
b. Inhibit dopamine circuits and reinforcement centers in the brain.
c. Stimulate dopamine circuits and reinforcement centers in the brain.
d. Stimulate serotonin circuits and reinforcement centers in the brain.
Question 2
One form of depression, called seasonal affective disorder (SAD) most likely:
a. Represents an adaptation of the pattern of conserving resources during the winter months.
b. Represents one's brain reacting slower during the winter months.
c. Represents an adaptation of using more resources during the winter months.
d. Represent an adaptation of the pattern of using fewer resources during the summer months.
