General Science - Biology MCQs

Q.  The natural Pacemaker in the Human Heart is located in the SA node which is present in which among the following chambers?

a. Right Auricle
b. Left Auricle
c. Right Ventricle
d. Left Ventricle


ANSWER: See Answer
 
The natural Pacemaker in the Human Heart is located in the SA node which is present in right auricle chamber. It’s a small mass of specialized cells located in the top of the right atrium i.e., the upper chamber of the heart.
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