muscles compress on nearby veins as they change shape when they contract and relax creating a pumping effect squeezing the blood through the veins.
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Respiratory Pump
when breathing in and out pressure changes in the thoracic and abdominal cavities compressing nearby veins and pushing the blood back towards the heart.
3 of 5
Pocket Valves
once blood has pass through the valves they close and prevent backflow ensuring the blood moves in one direction back towards the heart.
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5 of 5
Other cards in this set
Card 2
Front
Skeletal Muscle Pump
Back
muscles compress on nearby veins as they change shape when they contract and relax creating a pumping effect squeezing the blood through the veins.
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