impure blood comes back to the heart through _____ blood vessels physical subject
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The right portion receives blood (which is impure) from the body and pumps the same to the lungs for purification (oxygenation).
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Answer:
veins
Explanation:
The impure blood enters the heart from two large veins called the superior and inferior vena cava. The blood from these veins enters the right upper chamber known as the Right Atrium.
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