When explaining the purpose of homeostasis,Dr.Murphy would most likely suggest that it

A) generates a drive to satisfy a need.
B) stabilizes conditions in the body.
C) creates a state of arousal.
D) uses incentives to reduce drives.

If a person had his brain waves recorded to measure electrical activity, he MOST likely had a(n) :

A) positron emission tomography (PET) scan.
B) magnetic resonance imaging (MRI) scan.
C) computerized axial tomography (CAT) scan.
D) electroencephalogram (EEG) .

What is the relationship between expertise and persuasion?

A) Expertise has no effect on persuasion.
B) Nonexperts tend to be the most persuasive.
C) Greater expertise leads to greater persuasion.
D) Communicators with moderate expertise are the most persuasive.

Jane has declined to take higher-paying promotions that would involve speaking in front of groups and leading team meetings in front of a group of employees because she is afraid she will blush and that her voice will shake. Jane probably has social phobia, which __________.

A) is categorized as a specific phobia
B) involves the fear of embarrassment or humiliation in front of others
C) appears to arise from early unsatisfactory or traumatic experiences in relationships with others
D) all of the above

Sex-reassignment surgery today would most likely be recommended for individuals who are

A) gay.
B) lesbian.
C) bisexual.
D) transgender.

Research findings about the etiology of learning disorders suggest they are multifactorial, but according to the text it is generally believed that

A) psychological causes may be implicated.
B) biological causes may be implicated.
C) neither biological nor psychological causes are likely to be implicated.
D) biological causes may be implicated, but secondary to psychological causes.
E) both biological and environmental causes may be implicated.

A test maker wants to make sure his or her new measure of social anxiety appears to be measuring the construct. The test maker is interested in

A) face validity.
B) congruent validity.
C) discriminant validity.
D) behavioral validation.