Biology · Human Cardiovascular System
Which anatomical structure acts as the primary natural pacemaker of the human heart?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1Purkinje fibers
- 2Bundle of His
- 3Sinoatrial (SA) node✓
- 4Atrioventricular (AV) node
Correct answer
Sinoatrial (SA) node
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for Biology?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Human Cardiovascular System MCQs →Want more practice questions on Human Cardiovascular System?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Biology · Human Cardiovascular System