Veins

Veins have no smooth muscle to produce a constriction - it's possible that the constriction produced by surrounding tissues (such as skeletal muscles or dermal tightening) was somehow misconstrued as something the veins were ...

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"Veno-" is a prefix referring to veins. So when the words either constriction or dilation are added after the prefix, it specifically indicates that it's the vein that constricts or dilates.

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I have only seen the term vasoconstrict, not veno (Venoconstrict does show up in dictionary though). Also with the arteries and veins, think of it this way. The vessels on the sending end (arteries) are under higher pressure than the veins, so it would make sense that the arteries are ...

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hey everyone :D im studying biology and sports studies at as level but the two subjects are clashing my sports textbook says that veins VENOconstrict and VENOdilate to aid venous return but in biology we are told that only arteries vasoconstrict so i asked my biology teacher and she said ...

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Arteries pressure 120mmHG Capillaries between 15-40mmHG Veins 10-15mmHG It reached almost 0mmHG in the venue cavae, just before the venae cavae open into the right atrium of the heart. why? Arteries for the immense pressure when blood is pump out of ...

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