destinyjones123455
destinyjones123455 destinyjones123455
  • 15-05-2017
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The heart uses three layers of ________ to pump blood throughout the body.

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YukkiD
YukkiD YukkiD
  • 15-05-2017
muscles is what the heart needs
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hillzbillz hillzbillz
  • 15-05-2017
three layers of muscle, or the heart wall, the parts are called epicardium, myocardium, and endocardium..
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