sinuatrial (SA) nodal artery
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Origin
(variable)
- right (90%), near the origin of the posterior descending branch
- left coronary artery (10%) Distrubution: right atrium, including the SA node
More general terms
References
- ↑ Grant's Atlas of Anatomy, 10th edition, AMR Agur & MJ Lee (eds), Lippincott Williams & Wilkins, Philadelphia, 1999