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Valve separating aorta from heart

Specify the valve which disparate the aorta from heart? State the significance of that valve?

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The valve which exists between left ventricle and aorta is aortic valve. This aortic valve avoids retrograde flux of the blood to enter the left ventricle during diastole. Moreover, as the aortic valve closes during the diastole, some part of the retrograde blood flux is propelled through coronary ostia (openings), orifices situated in aorta wall thereafter the valvular insertion and contiguous upto the coronary circulation which is responsible for the supply of blood to the cardiac tissues.

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