sinoatrial node

cardiac pacemaker

The part of the cardiac conduction system that controls the timing of heart muscle contraction. It relays electrical signals to the AV node[GO]. Subdivision of conducting system of heart at the junction of the right atrium and the superior vena cava, around the sinoatrial nodal branch of right coronary artery and is continuous with the internodal tract[FMA].

On this page
Type Muscle
Système corporel Musculaire
Structure parente cardiac muscle of right atrium
Nom latin cardiac pacemaker
FMA ID 9477

Frequently Asked Questions

What is the sinoatrial node?

The part of the cardiac conduction system that controls the timing of heart muscle contraction. It relays electrical signals to the AV node[GO]. Subdivision of conducting system of heart at the junction of the right atrium and the superior vena cava, around the sinoatrial nodal branch of right coron

What body system is the sinoatrial node part of?

The sinoatrial node is part of the Musculaire.

What is the Latin name for the sinoatrial node?

The Latin name for the sinoatrial node is cardiac pacemaker.

References

  1. Foundational Model of Anatomy — FMA:9477 Reference anatomy ontology (University of Washington)
  2. UBERON — UBERON:0002351 Cross-species anatomy ontology (EMBL-EBI Ontology Lookup Service)
  3. Wikipedia — sinoatrial node Encyclopedia article (verified cross-reference)

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Educational Disclaimer

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Data sources: Terminologia Anatomica, Foundational Model of Anatomy, Wikidata.