Your friend insists that cigarette smoking calms his nerves, but you are skeptical because in reality, nicotine is a(n)
A) depressant.
B) neuromodulator.
C) stimulant.
D) opiate.

Question

Quizplus · Accepted Answer

Nicotine is a stimulant that increases activity in the sympathetic nervous system, leading to increased heart rate and blood pressure. While smokers may feel temporarily calmed by the act of smoking, this is likely due to the relaxation of muscles used in smoking, as well as the behavioral habit of smoking.

Your Friend Insists That Cigarette Smoking Calms His Nerves, but You