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______________ circulation carries oxygen-poor blood away from the heart and brings it to the lungs. pulmonary systolic systemic postemic

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Jennnyyy
duhhh 
every heard of this word blood circulation? 
so if i were you i would put blood in the blank space:)) and it makes sence your blood circulation does ALOT for your body. 

by the way you person up there that said kjfdlwhfbwenlkhfwebr 
SHAME ON YOU!
 ok im done :)

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