Sinoatrial node is called the pacemaker of the heart why
- Sino atrial node is called the pacemaker of heart why
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- Why is the sinoatrial node called the pacemaker of heart class 10
- Why is the sinoatrial node called the pacemaker of heart answer
- What is the sinoatrial node and why is it often called the pacemaker of the heart
- 10th science why is the sinoatrial node called the pacemaker of heart