Biology · Human Physiology
The natural pacemaker of the human heart is the:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Bundle of His
- 2Purkinje fibers
- 3Atrioventricular (AV) node
- 4Sinoatrial (SA) node✓
Correct answer
Sinoatrial (SA) node
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