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The left coronary artery arises from the aorta within the left cusp of the aortic valve and feeds blood to the left side of the heart. It branches into two arteries, the left anterior descending and the left circumflex. The left anterior descending artery perfuses the interventricular septum and anterior wall of the left ventricle. The left ...
Athletic heart syndrome; Atrium (heart) Blood; Cavoatrial junction; Fourth heart sound; Heart; Human body; Inferior vena cava; Lutembacher's syndrome; Mitral valve; Mitral valve repair; Pressure–volume diagram; Pulmonary artery; Pulmonary regurgitation; Pulmonary valve; Pulmonary vein; Ross procedure; Third heart sound; Tissue engineering of ...
The relatively narrow coronary arteries are commonly affected by atherosclerosis and can become blocked, causing angina or a heart attack. The coronary arteries are classified as "terminal circulation", since they represent the only source of blood supply to the myocardium; there is very little redundant blood supply, that is why blockage of ...
SVG illustration of the human heart, created by Wapcaplet in Sodipodi. Slightly modified for correct rendering by Yaddah (no changes to content). Cropped version withour white space available at File:Diagram of the human heart (cropped).svg Uploaded on 24 Dec 2003. Diagram of the human heart: Source: Own work: Author: Wapcaplet, Yaddah: Other ...
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 arteries of the head and neck. The common carotid artery. The external carotid artery; The triangles of the neck; The internal carotid artery; The arteries of the brain; The arteries of the upper extremity The subclavian artery; The axilla. The axillary artery; The brachial artery; The radial artery; The ulnar artery; The arteries of the ...
The heart is a muscular organ found in humans and other animals. This organ pumps blood through the blood vessels. [1] Heart and blood vessels together make the circulatory system. [2] The pumped blood carries oxygen and nutrients to the tissue, while carrying metabolic waste such as carbon dioxide to the lungs. [3]
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