Aortic Sinus

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The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Sinus, Aortic

 

(1) In mammals (excluding man), the initial, dilated part of the ascending aorta; the same as the bulbus arteriosis.

(2) In man, part of the cavity of the bulb of the aorta, located between the semilunar valve and the aortic wall.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
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