mystaxkkks mystaxkkks
  • 03-04-2019
  • Health
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I really Need help ASAP

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ve3
ve3 ve3
  • 03-04-2019

1) The heart serves as a pump. It moves the blood throughout the body.

2) They are called the atria, which is the upper two chambers. And the ventricles, the lower two chambers.

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