asked 147k views
0 votes
In addition to the heart, what other mechanism helps to circulate blood?

muscles of the veins and arteries
abdominal muscles
liver
gravity

asked
User Twmr
by
7.3k points

1 Answer

2 votes
I think it should be muscles of the veins and arteries since they move blood through the bloodstream
answered
User Bozic Nebojsa
by
8.0k points
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