joshuajakkens
joshuajakkens joshuajakkens
  • 14-11-2017
  • English
contestada

In addition to the heart, what other mechanism helps to circulate blood?
muscles of the veins and arteries
abdominal muscles
liver
gravity

Respuesta :

jadendw12
jadendw12 jadendw12
  • 14-11-2017
I think it should be muscles of the veins and arteries since they move blood through the bloodstream
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