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Anatomy and Function of the Coronary Arteries. Heart and Vascular. Coronary arteries supply blood to the heart muscle. Like all other tissues in the body, the heart muscle needs oxygen-rich blood to function. Also, oxygen-depleted blood must be carried away.
Overview. What are coronary arteries? The coronary arteries are major blood vessels in your body, supplying blood to your heart. They make it possible for your heart to beat and pump blood throughout your body. You have a right coronary artery (RCA) and a left main coronary artery (LMCA).
This article covers the anatomy of the coronary arteries and cardiac veins, their branches, pathways, and supply. Click now to learn more at Kenhub!
The coronary circulation refers to the vessels that supply and drain the heart. Coronary arteries are named as such due to the way they encircle the heart, much like a crown. This article will outline the naming, distribution, and clinical relevance of vessels in the coronary circulation.
The coronary arteries are the arterial blood vessels of coronary circulation, which transport oxygenated blood to the heart muscle. The heart requires a continuous supply of oxygen to function and survive, much like any other tissue or organ of the body.
The two main coronary arteries are the left and right coronary arteries. The left coronary artery (LCA), which divides into the left anterior descending artery and the circumflex branch, supplies blood to the heart ventricles and left atrium.
There are two primary coronary arteries, the right coronary artery (RCA) and the left main coronary artery (LMCA). Both of these originate from the root of the aorta. The RCA emerges from the anterior ascending aorta and supplies blood primarily to the right atrium, right ventricle.
The coronary arteries originate as the right and left main coronary arteries which exit the ascending aorta just above the aortic valve (coronary ostia). These two branches subdivide and course over the surface of the heart (epicardium) as they traverse away from the aorta.
Coronary Arterial Anatomy. Oxygenated blood is pumped into the aorta from the left ventricle. Located just above the aortic valve are the ostia of the left and right coronary arteries in the left and right sinuses of Valsalva, respectively.
Anatomy. The coronary arteries arise from the sinuses of Valsalva, just past the origin of the aortic root. The right coronary artery (RCA), arising from the anterior aortic sinus, supplies blood to the right atrium, right ventricle, sinoatrial node, atrioventricular (AV) node, and select portions of the left ventricle.