#bloodcirculation — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #bloodcirculation, aggregated by home.social.
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What is the primary function of venous valves?
A. Increase blood pressure
B. Prevent backflow of blood
C. Facilitate oxygen exchange
D. Produce white blood cells
#venousvalves #bloodcirculation #veins ... Continue to: https://www.facebook.com/1130092409221646/posts/1348807264016825