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atroni [7]
3 years ago
9

In the pulmonary circuit, the heart's ______ half pumps blood to the lungs, then ______ blood flows back to the heart.

Biology
1 answer:
daser333 [38]3 years ago
8 0
The heart has two chambers the ventricles half pumps blood to the lungs then Oxygen poor blood flows back to the heart. 
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