Aorta

The aorta is a critical part of the circulatory system.

The bullet pierced Yumi's aorta, leaving her a slim chance of survival.

That the entire descending aorta in man results from the fusion of two vessels is shown by the rare cases in which the aorta is divided throughout its entire length by a septum.

Colvin and his colleagues are experimenting with additional surgical techniques, including robotic surgery and the repair or replacement of a heart valve without making an incision in the heart or aorta.

The left ventricle of the heart pumps oxygenated blood to the entire body through the aorta.

Tracing their battles, I had many occasions to walk along Second Avenue, the aorta of the Lower East Side, exploring places that were once as vibrant and tumultuous as Midtown Manhattan.