Hostile people have greater secretion of the stress-related biochemicals known as:
A. cytokines.
B. somatostatin.
C. catecholamines.
D. autocrines.
Answer: C
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John experiences anxiety whenever he is in a crowded room, and he leaves the crowded room to decrease his anxiety. John's behavior of leaving the crowded room to decrease his autonomic nervous system arousal is:
a. positively punished b. negatively punished c. positively reinforced d. negatively reinforced
Schizophrenia is associated with "positive symptoms" that include
a. hallucinations and delusions. b. Good mood c. avolition. d. catatonia.
If we were conducting an experiment on the effect knowledge has on categorization, we might compare the results of expert and non-expert groups. Suppose we compare horticulturalists to people with little knowledge about plants. If we asked the groups to name, as specifically as possible, five different plants seen around campus, we would predict that the expert group would primarily label plants
on the level, while the non-expert group would primarily label plants on the level. a. superordinate; subordinate b. superordinate; basic c. subordinate; basic d. basic; subordinate
Which threat occurs in nonequivalent group designs because the groups may have different participant characteristics?
a. history effects b. instrumentation effects c. regression toward the mean d. assignment bias