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ascending aorta |
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ascending aorta [asen′ding] Etymology: L, ascendere, to climb one of the four main sections of the aorta, giving rise to the right and left coronary arteries, continuing as the arch of the aorta. See also arch of the aorta. aorta pl. aortae, aortas [L.] the great artery arising from the left ventricle, being the main trunk from which the systemic arterial system proceeds. See Table 9. See also aortic. abdominal aorta the part of the descending aorta within the abdomen. ascending aorta the first part of the aorta which passes dorsally and cranially. descending aorta the aorta after it turns caudally at the aortic arch. overriding aorta see overriding aorta. supravalvular aorta the portion of aorta immediately above the aortic valve. terminal aorta the segment of the aorta immediately before it divides into the iliac arteries. thoracic aorta the part of the descending aorta within the thorax. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The primary part of the surgery consisted of replacing the ascending aorta, the first section of the aorta, with a synthetic cylinder, McPherson said. The surgeons who worked on him said that the round would have hit him dead center in his ascending aorta, a likely fatal injury. The port-access operation involves a mini-thoracotomy (8 cm) on an arrested heart by using percutaneously inserted endovascular occluder balloons in the ascending aorta. |
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