In the sequence of changes that take place during puberty, the first marked change in girls and boys is usually __________

a) growth of underarm hair.
b) enlargement of breasts and testes.
c) a growth spurt.
d) the appearance of pubic hair.


c

Psychology

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REM sleep lasts longest during which part of a night's sleep?

a. All parts equally b. Mainly the first one or two hours c. Mainly the middle of the night's sleep d. Mainly toward the end of the night's sleep

Psychology

The negative symptom of schizophrenia called anhedonia is defined as a. inability to initiate and persist in activities

b. inability to experience pleasure. c. lack of emotional response, blank facial expression. d. lack of speech content and/or slowed speech response.

Psychology

Following sexual abuse at the age of 15, Lynn forgets her name and identity, and runs away from home assuming a new identity. This is an example of:

a. dissociative amnesia c. dissociative identity disorder b. dissociative fugue d. catatonic schizophrenia

Psychology

Behavioral treatment for obsessive-compulsive disorder (OCD) a. is not effective

b. has weaker effects than medication alone. c. is as effective as medication alone, but does not last as long. d. may be as effective as medication alone, and has longer lasting results.

Psychology