Hal is a resident at a psychiatric facility. He often remains motionless in an odd posture for hours and sometimes days at time. There are also occasional periods when he exhibits agitated outbursts. From which type of schizophrenia is Hal probably suffering?

A technique that assumes it is impossible to be relaxed and anxious at the same time is

a. systematic desensitization. b. skills training. c. transference. d. flooding.

Male puberty usually begins with

A) extreme and unpredictable moodiness. B) the enlargement of the testes. C) the appearance of pubic hair. D) spermarche.