The reason why the SA node (sino-atrial node) is known as the natural pacemaker is________
A. generates an action potential which is more in size than other parts of the conducting system
B. only part of the conducting system generating impulse
C. located in the right atrium
D. generates the highest number of action potentials in the conducting system
Answer:D
The reason why the SA node (sino-atrial node) is known as the natural pacemaker is________
A. generates an action potential which is more in size than other parts of the conducting system B. only part of the conducting system generating impulse C. located in the right atrium D. generates the highest number of action potentials in the conducting system