Coronary circulation is the circulation of blood in the arteries and veins that supply the heart muscle (myocardium). Coronary arteries supply oxygenated blood to the heart muscle. Cardiac veins then drain away the blood after it has been deoxygenated.

Coronary circulation, part of the systemic circulatory system that supplies blood to and provides drainage from the tissues of the heart. In the human heart, two coronary arteries arise from the aorta just beyond the semilunar valves; during diastole, …

Coronary arteries supply blood to the heart muscle. There are two main coronary arteries: the right and the left.

Jul 13, 2023 · The coronary arteries are responsible for carrying nutrient-rich, oxygenated blood from the left ventricle to the myocardium; while the coronary veins take nutrient – poor deoxygenated blood away from the myocardium and to the right atrium.

May 1, 2023 · This demand for oxygen is met by the coronary circulation, which is responsible for delivering blood to the myocardium and represents approximately 5% of cardiac output.[1] Adequate blood flow through the coronary vessels is critical to avoid ischemia and maintain the integrity of the myocardial tissue.

May 9, 2022 · 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). Each contains smaller branches that go deep inside your heart muscle.

3 days ago · 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 …

The major vessels of the coronary circulation are the left main coronary that divides into left anterior descending and circumflex branches, and the right main coronary artery. The left and right coronary arteries originate at the base of the aorta from openings called the coronary ostia, behind the aortic valve leaflets.

Jul 16, 2023 · Due to its vital function, it requires a highly specialised circulation, called the coronary circulation. This article will look at the coronary circulation, its adaptations, and clinical conditions related to coronary circulation.

Aug 15, 2020 · The coronary circulation consists of three main arteries (LAD, LCx and RCA) and one main vein (the coronary sinus). The most exciting feature of this regional circulation is its ability to autoregulate its blood flow in a way which permits the heart to massively increase its metabolic demand.