Dodgerlove2002 Dodgerlove2002
  • 12-05-2019
  • Health
contestada

Explain the role of the valves in assisting the veins to return blood back to the heart​

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kenzielrich
kenzielrich kenzielrich
  • 12-05-2019

Venous blood travels under low pressure and generally against gravity, valves keep it from flowing backwards

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bonka34
bonka34 bonka34
  • 13-05-2019

The veins pumps blood to the heats which then distributes it throughout the body

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