Which of the following statements most accurately describes the effect of caffeine and the other stimulants on the nervous system?
A)They decrease central nervous system activity.
B)They have an arousal effect on the central nervous system.
C)They cause a drop in the heart rate.
D)They increase the reaction time.

Question

Quizplus · Accepted Answer

Caffeine and other stimulants have an arousal effect on the central nervous system, increasing alertness and reducing fatigue. They do not decrease central nervous system activity, cause a drop in heart rate, or increase reaction time.

Which of the Following Statements Most Accurately Describes the Effect