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Home > Terms > English, UK (UE) > Sinoatrial (S-A) node
Sinoatrial (S-A) node
The small area in the right atrium that starts the electrical impulse that is transmitted through the heart, causing it to beat. The S-A node is often called the natural pacemaker of the heart.
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- Part of Speech: noun
- Synonym(s):
- Blossary:
- Industry/Domain: Medical devices
- Category: Cardiac supplies
- Company: Boston Scientific
- Product:
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