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What prevents the backflow of blood in veins?

snowhite

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What prevents the backflow of blood in veins?

What prevents the backflow of blood in veins?
A) thick smooth muscle and elastic layers
B) valves
C) the narrowed lumen
D) increased blood pressure

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Human Anatomy

Human Anatomy

Edition: 7^th

Authors: Marieb, Wilhelm, Mallatt

Read 174 times

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snowhite Author

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I really appreciate your help!

WideEyes

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Mark it solved when you get a chance Slight Smile

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