darkdestroyer0888
darkdestroyer0888 darkdestroyer0888
  • 08-11-2019
  • Biology
contestada

What contracts to pump blood out of the heart?
the veins
the atria
the arteries
the ventricles

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ash146682
ash146682 ash146682
  • 08-11-2019

ventricles .

mark me brainliest...

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