The aortic orifice (aortic opening) is a circular opening, in front and to the right of the left atrioventricular orifice, from which it is separated by the anterior cusp of the bicuspid valve.
| Aortic orifice | |
|---|---|
| Details | |
| Identifiers | |
| Latin | ostium aortae |
| TA98 | A12.1.04.010 |
| TA2 | 3994 |
| FMA | 9350 |
| Anatomical terminology | |
It is guarded by the aortic semilunar valve.
The portion of the ventricle immediately below the aortic orifice is termed the aortic vestibule, and has fibrous instead of muscular walls.
References edit
This article incorporates text in the public domain from page 534 of the 20th edition of Gray's Anatomy (1918)
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