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Author Topic: If you lose too much blood do your veins get smaller and thinner?  (Read 4360 times)

Offline greenslime

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If you start to lose too much blood does your veins get smaller and thinner?

Mod edit - subject formatted as a question - this helps to keep the forum tidy and easy to navigate, thanks.
« Last Edit: 16/03/2010 18:12:15 by BenV »


Offline RD

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Blood vessels narrow, (vasoconstriction), in an attempt to reduce blood loss and maintain blood pressure.
« Last Edit: 16/03/2010 23:40:07 by RD »

Offline SammySchwartz

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I think that if we start to lose too much blood our veins get smaller and thinner than before because it contains only blood and if we lose it than it will definitely becomes thinner than before.

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