Which of the following is true of the effect of caffeine on the nervous system?

A. It causes a drop in heart rate.
B. It increases reaction time.
C. It increases relaxation.
D. It increases attentiveness.


Answer: D

Psychology

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People often try to relieve the distress of being underpaid or overpaid by

a. convincing themselves that equity already exists. b. escalating commitment. c. using assessment centers. d. perceiving rewards as having informational value.

Psychology

__________ is an example of a primary reinforcer, whereas __________ is an example of a secondary reinforcer

A) A cupcake; a certificate of achievement B) Money; receiving an A+ C) Water; food D) A gold star; cupcake

Psychology

For exploring the environment, humans depend on ________ more than any other sense

A) touch B) hearing C) vision D) taste

Psychology

Which of the following refers to the ingestion of large amounts of food during a short period of time, often with a feeling of loss of control?

A. Ruminating B. Gormandizing C. Binge eating D. Purging

Psychology