Fossa ovalis; Oval fossa - Fossa ovalis

Anatomical hierarchy

General Anatomy > Cardiovascular system > Heart > Right atrium > Fossa ovalis; Oval fossa

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Description

The fossa ovalis is an oval depression on the septal wall of the atrium, and corresponds to the situation of the foramen ovale in the fetus. It is situated at the lower part of the septum, above and to the left of the orifice of the inferior vena cava.


This definition incorporates text from a public domain edition of Gray's Anatomy (20th U.S. edition of Gray's Anatomy of the Human Body, published in 1918 – from http://www.bartleby.com/107/).

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