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 interatrial groove is visible to the right of the heart as a fatty line between the superior vena cava and right superior pulmonary vein.

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.

David Miller

David Miller

Executive Financial & Market Analyst

David Miller brings 15 years of experience in global economics, personal finance strategy, and market dynamics. He specializes in turning complex economic trends into actionable insights for everyday readers.