Venous Return

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Venus Return-

  • Pressure of blood in large vessels is too low to return blood to heart
  • Valves in veins aid the venous return
  • The valves allow blood to travel up towards the heart, but close so blood doesn't flow back down the veins
  • The skeletal muscle pump also helps- this squeezes veins, forcing blood towards the heart
  • The valves and the skeletal muscle pump work in unison, ensuring that the blood travels back too the heart
  • Exercise increases this effect
  • Blood pooling happens when you suddenly stop exercising and the skeletal…

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