Cells of the subendocardial conducting network
A) are pacemaker cells located in the SA node that initiate each heartbeat.
B) are sensory cells that monitor the stretch of the myocardium to prevent overexpansion by high blood pressure.
C) are larger and have fewer myofilaments than other cardiac cells.
D) are nonconducting cells that electrically insulate the bundle branches of the interventricular septum.

Question

Quizplus · Accepted Answer

Cells of the subendocardial conducting network, also known as Purkinje fibers, are larger and have fewer myofilaments than other cardiac cells, which allows them to conduct electrical impulses rapidly.

Cells of the Subendocardial Conducting Network