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USPshnik [31]
3 years ago
5

What are the 4 main parts of the cardiovascular system?

Biology
2 answers:
77julia77 [94]3 years ago
8 0

I don't know the fourth one but I do know that three of them are the heart, blood vessels, and the blood.


qaws [65]3 years ago
6 0
.heart." pump .blood vessels." transport organs" .blood." transport fluid" .lymphatic system." defense sistem"
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