As part of a psychology experiment, Brett
decides to measure a person's "anxiety" by noting the number of blinks a person makes in a twenty minute social interaction with a stranger. Brett appears to have offered a(n) ________ of anxiety.
a) variable
b) operational definition
c) theory
d) hypothesis
ANS: b
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Muscle fibers respond to a. serotonin
b. glutamate. c. dopamine. d. acetylcholine.
Damage to which brain area would be most likely to cause issues with the body's endocrine system?
A. Hypothalamus B. Cerebellum C. Frontal cortex D. Hippocampus
Remembering the ongoing events of life is in _____ memory, the system most vulnerable to deterioration with age.
A) episodic B) procedural C) fluid D) semantic
With respect to the impact of group size on conformity, Asch found
a. greater conformity with ten confederates than with five confederates. b. that conformity increases as an exponential function of group size. c. that one group of six confederates produced more conformity than two groups of three confederates. d. negligible increases in conformity after three or four confederates.