Travels down behind the heart through the chest ( thoracic aorta ) and abdomen ( abdominal aorta ) before splitting into the iliac arteries to supply the legs. Functions
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Rises upward from the heart, providing oxygenated blood to the heart muscle itself via the coronary arteries. Travels down behind the heart through the chest
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The first section, attaching directly to the heart's left ventricle and containing the aortic valve , which prevents blood from leaking back into the heart.