Based on your knowledge of the nervous system and on the text's discussion,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 increase sympathetic nervous system activity.
C) They decrease sympathetic nervous system activity.
D) They increase parasympathetic nervous system activity.

Question

Quizplus · Accepted Answer

Caffeine and other stimulants increase sympathetic nervous system activity, which leads to increased heart rate, blood pressure, and alertness. This is why they are often used to combat fatigue and increase concentration.

Based on Your Knowledge of the Nervous System and on the Text's