Students are drawing pictures of the cardiac circulation. Where should they place the coronary ostia?
A) At the base of the aorta
B) At the base of the pulmonary artery
C) At the base of the pulmonary vein
D) At the base of the superior vena cava

Question

Quizplus · Accepted Answer

The coronary ostia are located at the base of the aorta, where it arises from the left ventricle. This is the site where coronary blood flow is delivered to the heart muscle via the left and right coronary arteries.

Students Are Drawing Pictures of the Cardiac Circulation