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

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

13-05-2019

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

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