Which of the following is a DSM-IV-TR criterion used in diagnosing attention-deficit/hyperactivity disorder?
a) The symptoms must be disturbing to the child.
b) The child's behavior must have legal consequences.
c) The child must be inattentive or hyperactive/impulsive.
d) The behavior must be perceived as aggressive by others.
Question 2
Nicotine has powerful effects on the brain, spinal cord, peripheral nervous system, and heart by stimulating receptors that are sensitive to
a) serotonin.
b) dopamine.
c) acetylcholine.
d) norepinephrine.