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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. [1] The coronary arteries wrap around the entire heart. The two main branches are the left ...
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. Because the rest of the body, and most especially the brain, needs a steady supply of ...
The heart is a muscular organ situated in the mediastinum.It consists of four chambers, four valves, two main arteries (the coronary arteries), and the conduction system. The left and right sides of the heart have different functions: the right side receives de-oxygenated blood through the superior and inferior venae cavae and pumps blood to the lungs through the pulmonary artery, and the left ...
The circulatory system is a system of organs that includes the heart, blood vessels, and blood which is circulated throughout the entire body of a human or other vertebrate. [1][2] It includes the cardiovascular system, or vascular system, that consists of the heart and blood vessels (from Greek kardia meaning heart, and from Latin vascula ...
The foundation’s 2024 Nonprofit Holiday Giving Guide features the needs of these organizations: Adaptive Sports Ohio: Help Adaptive Sports Ohio give the gift of empowerment. A gift of $250 ...
December 7, 2023 at 5:15 AM. Mark your calendars! Important dates for the 2024-25 school year have been approved by the Palm Beach County School Board. The next school year will begin on Monday ...
The left anterior descending artery (LAD, or anterior descending branch), also called anterior interventricular artery (IVA, or anterior interventricular branch of left coronary artery) [1] is a branch of the left coronary artery. It supplies the anterior portion of the left ventricle. [2] It provides about half of the arterial supply to the ...
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