APPLIED RADIOLOGICAL ANATOMY

Detailed explanation-1: -The coronary sulcus is circumferential and separates the atria from the ventricles.

Detailed explanation-2: -Answer and Explanation: The groove that separates the atria from the ventricle is called the coronary sulcus. The interventricular septum separates the two ventricles from each other.

Detailed explanation-3: -A wall of muscle called the septum separates the left and right atria and the left and right ventricles. These are referred to as the atrial and ventricular septum.

Detailed explanation-4: -role in cardiovascular system Shallow grooves called the interventricular sulci, containing blood vessels, mark the separation between ventricles on the front and back surfaces of the heart.