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The aorta is a cane-shaped artery. It starts in the lower-left chamber of your heart (ventricle). From there, it extends up toward your head a short distance before curving down. The aorta passes through your chest and abdominal cavities and ends at your pelvis.
Oct 30, 2023 · It is separated from the ventricle by the aortic valve, that consists of three semilunar cusps; the right, left and posterior cusp. The aorta is approximately 30 cm long, spanning almost the entire length of the trunk.
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Nov 9, 2024 · The aorta is widest at the point where it connects to the heart's left ventricle through the aortic valve; then, it gets progressively narrower as it descends into the abdomen. The aorta is divided into four parts:
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Nov 7, 2024 · The ventricles work in close coordination with the heart’s atrioventricular (AV) valves and semilunar valves to ensure the proper direction of blood flow:. Atrioventricular (AV) Valves:The tricuspid valve (in the right ventricle) and the mitral valve (in the left ventricle) are responsible for ensuring one-way blood flow from the atria to the ventricles during diastole (the heart’s ...
Jun 11, 2024 · Left and right ventricles (lower chambers) These chambers work in a coordinated manner to receive oxygen-poor blood, pump it to the lungs for oxygenation (adding blood to oxygen), and then distribute oxygen-rich blood to the rest of the body.
Feb 23, 2022 · Your aortic valve opens to let blood flow from your left ventricle to your aorta. It closes to prevent blood from flowing in the wrong direction. The closed valve keeps blood from leaking from your aorta back into your heart.
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Jul 24, 2023 · Go to: Structure and Function. The thoracic aorta originates from the left ventricle, guarded by the aortic valve. Just above the cusp of the aortic valve, the aorta gives off the left and right main coronary arteries that run along coronary grooves of the heart and are responsible for perfusion of the myocardium.
