Sophie is playing volleyball. As she is about to spike the ball over the net, another player on her team accidentally collides with her, and Sophie hits her head against one of the metal poles that holds up the net. Sophie loses consciousness for a few seconds and, in a daze, she walks to the bench to sit down. Although she has a headache for a couple of weeks, she suffers no other effects from

the blow. Sophie has experienced what type of brain injury?

a. a contusion c. a laceration
b. a concussion d. a cerebrovascular accident


B

Psychology

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According to developmental psychologist William Damon, the second stage of building friendship during middle childhood is __________.

A. basing friendship on intelligence B. basing friendship on others' behavior C. basing friendship on trust D. basing friendship on psychological closeness

Psychology

Female adolescents may show reduced performance in math when they are

a. subjected to the stereotype that males are better at math than females. b. not interested in perfectionism. c. very relaxed about taking tests. d. given messages by their mothers that math is a field in which girls can excel.

Psychology

If an advertisement promises that a seminar will "unlock your hidden potential in just two hours," you should be suspect because

a. it is an oversimplification. b. it is based on single cases and testimonials. c. the experience is not repeatable. d. correlation does not mean causation.

Psychology

His friends describe Michael as a worrier who tends to focus on doom and gloom. He also tends to be shy around people. Michael is best described as displaying:

a. emotion focused coping c. Type D behavior b. Type B d. an internal locus of control

Psychology