The vascular sinus in the coronary sulcus on the posterior surface of the heart, called the _____, empties into the right atrium.
A) right coronary artery.
B) anterior interventricular artery.
C) middle cardiac vein.
D) coronary sinus.

Question

Quizplus · Accepted Answer

The coronary sinus is a large vein on the posterior aspect of the heart that collects blood from the heart muscle (myocardium) and empties into the right atrium.

The Vascular Sinus in the Coronary Sulcus on the Posterior