Autorhythmicity in the heart is the responsibility of:

Question

Quizplus · Accepted Answer

Cardiac pacemaker cells are responsible for autorhythmicity in the heart. These specialized cells generate spontaneous action potentials and coordinate the contraction of the heart muscle. Smooth muscle cells are not involved in autorhythmicity in the heart, and neither are skeletal muscle cells. Contractile cells do not generate their own action potentials but respond to electrical signals from pacemaker cells.

Autorhythmicity in the Heart Is the Responsibility Of