Unlike skeletal muscle, cardiac and smooth muscle do not respond at all to the nervous system, but contract on their own. Differences in the rate of contraction of smooth and cardiac muscle are due to the action of pacemakers in cardiac muscles.

Question

Quizplus · Accepted Answer

Cardiac and smooth muscles do respond to the nervous system. Cardiac muscle has pacemaker cells that regulate contraction, but both cardiac and smooth muscles can be influenced by autonomic nervous system inputs.

Unlike Skeletal Muscle, Cardiac and Smooth Muscle Do Not Respond