The primary structure responsible for pumping blood for circulation through the mammalian circulatory systems is the?

by Sunday | Sep 8 | Biology JAMB | 0 comments

A. veins
B. right auricle
C. arteries
D. left ventricle

Correct Answer:

Option D – left ventricle

Explanation

The left ventricle pumps the oxygen-rich blood through the aortic valve out to the rest of the body.

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