Outline arterial blood supply and venous drainage of the heart.
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Outline arterial blood supply and venous drainage of the heart.
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ARTERIAL SUPPLY OF HEARTThe heart is supplied by 2 coronary arteriesarising fromascending aortaBoth arteries run in the coronary sulcusRight coronary and Left coronary arteryRight Coronary is smaller than left coronary arteryIt arisesfrom the anterior aortic sinus RIGHT CORONARY ARTERYBRANCHESA Large branches1 Marginal2 Posterior inter ventricularBSmall branches1Nodal in 60 cases2Right atrial3 Infundibular4TerminalArea of Distribution1 Right atrium2 VentriclesGreater part of the right ventricle except the area ofadjoining the anterior interventricular groovea small part of the left ventricle adjoining the posteriorinterventricular groove3 Posterior interventricular septum4 Whole of the
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