The coronary arteries supply blood to the heart muscle. The right coronary artery supplies both the left and the right heart; the left coronary artery supplies the left heart.
Review Date 2/11/2020
Updated by: Todd Campbell, MD, FACS, Clinical Assistant Professor Department of Surgery, Volunteer Faculty, Rowan University School of Osteopathic Medicine, Stratford, NJ; Medical Director, Independence Blue Cross. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.