Which structure contains blood with the highest oxygen concentration?
A) Superior vena cava
B) Pulmonary artery
C) Right ventricle
D) Coronary arteries
E) Right atrium

Question

Quizplus · Accepted Answer

The coronary arteries are the vessels that supply oxygen-rich blood to the heart muscle itself. They receive blood directly from the aorta, which carries oxygenated blood from the left ventricle to the rest of the body, making the blood in the coronary arteries the highest in oxygen concentration among the options given.

Which Structure Contains Blood with the Highest Oxygen Concentration