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Pacemaker of heart is...

Pacemaker of heart is

A

AV node

B

bundle of His

C

SA node

D

Purkinje fibres

Text Solution

Verified by Experts

The correct Answer is:
C
(c ) SA node lies in the right wall of right auricle below the opening of superior vena cava. It is also called pacemaker as it is first to originate the cardiac impulses and determines the rate of heatbeat.
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