Delusions, sustained suspiciousness, and delusional thinking are associated with:

According to Piaget's theory, when Baby D'Arcy sucks her thumb, she is demonstrating

A) goal-directed behavior. B) a primary circular reaction. C) a secondary circular reaction. D) a tertiary circular reaction.

Dick has episodes of sheer terror when riding on subway trains. He breaks into a cold sweat

and often feels like he is having a heart attack. During these attacks he imagines that he is completely losing control of himself. Dick's disorder is best described as a ______ disorder. a. panic c. generalized anxiety b. obsessive-compulsive d. posttraumatic stress