Where Is Interatrial Sulcus?
Pertinent Surgical Anatomy of the Thorax and Mediastinum the Interatrial Groove Is Covered Anteriorly by the Ascending Aorta and the Main Pulmonary Artery. the...
What is Interatrial sulcus?
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.
Where is the interatrial groove?
A shallow furrow on the posterior surface of the heart that marks the boundary between the right and left atria. It runs approximately perpendicular to the atrioventricular groove, which it meets at the same point as does the posterior interventricular groove.