Atrioventricular opening - AbsoluteAstronomy.com

Atrioventricular opening can refer to:

Right atrioventricular opening
Left atrioventricular opening
Left atrioventricular opening
The left atrioventricular opening is placed below and to the left of the aortic orifice.It is a little smaller than the corresponding aperture of the opposite side....

The source of this article is wikipedia, the free encyclopedia. The text of this article is licensed under the GFDL.