Question

Heart and Circulatory System

What does the SA node in the heart do?

A Answers (1)

  • A Dr. Mehmet Oz, MD, Cardiology (Cardiovascular Disease), answered
    Heart Beat
    The SA, or sinoatrial node, is a group of cells in the heart that produces electrical impulses to make your heart beat. Watch this animation to see the sinoatrial node in action.



Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.
Did You See?  Close
How does stress affect my heart?