Mr. and Mrs. Thompson took their son Peter to a psychologist and were told that he was learning disabled. They later went to a psychiatrist for a second opinion and were told that Peter was mentally retarded. This demonstrates the problem of

The only movements that are characteristic of sleep involve

A) the tongue. B) rapid movements of the eyes. C) restlessness of the legs. D) slow movements of the neck. E) the fingers and arms.

Which anorectic drug was removed from the world market in the late 1990s?

a. fenfluramine b. cholecystokinin c. lorcaserin d. phentermine e. sibutramine