Biology, asked by loke5856, 11 months ago

In some in some old people there are blood vessels on the outside of the hand what are this what are these veins are arteries veins and arteries

Answers

Answered by rishaa2601

both are present veins and arteries
arteries are of red colour and veins of greenish blue .
both has to be there as 1 carry oxygenated and another deoxygenated blood.

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