A Drug That Causes the Heart to Beat Stronger and Faster

Question

A drug that causes the heart to beat stronger and faster is called
A) parasympatholytic.
B) sympathomimetic.
C) sympatholytic.
D) anticholinergic.

Accepted Answer

A drug that causes the heart to beat stronger and faster is acting as a stimulant on the sympathetic nervous system, which is known as sympathomimetic. Parasympatholytic drugs block the actions of the parasympathetic nervous system, sympatholytic drugs reduce the activity of the sympathetic nervous system, and anticholinergic drugs block the actions of the neurotransmitter acetylcholine.