| Interatrial sulcus | |
|---|---|
| Anatomical terminology |
The interatrial sulcus, separating the two atria, is scarcely marked on the posterior surface, while anteriorly it is hidden by the pulmonary artery and aorta.
References
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This article incorporates text in the public domain from page 527 of the 20th edition of Gray's Anatomy (1918)