Blood returns to the heart from systemic circulation through the:
A) aorta.
B) venae cavae.
C) pulmonary arteries.
D) pulmonary veins.

Question

Quizplus · Accepted Answer

The venae cavae are the two large veins that return deoxygenated blood from the systemic circulation back to the heart. The aorta carries oxygenated blood away from the heart and into the systemic circulation, while the pulmonary arteries carry deoxygenated blood from the heart to the lungs. The pulmonary veins carry oxygenated blood from the lungs back to the heart.

Blood Returns to the Heart from Systemic Circulation Through The