George is in second grade and is having trouble. He frequently is out of his seat, looking at the work of other students and annoying them by making comments.
He interrupts the teacher, blurts out answers before she finishes the question, and usually needs directions repeated multiple times. At home, his mother says he is always on the go. The most likely diagnosis for George is
a. conduct disorder.
b. oppositional defiant disorder.
c. separation anxiety disorder.
d. attention-deficit/hyperactivity disorder.
Question 2
Treatment of ADHD with drugs such as Ritalin is thought to be effective as it
a. quiets the voices.
b. increases the ability to concentrate.
c. interferes with glutamate activity.
d. acts as a sedative.