Q.

Which of these vessels has a wider lumen?

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a

Aorta

b

Veins

c

Capillaries

d

Artery

answer is A.

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Detailed Solution

Blood vessels are a network of pathways through which blood travels throughout the body.

Veins are blood vessels that carry deoxygenated blood toward the heart from various parts of the body.  These vessels are thin and elastic and have a wider lumen. They lie close to the surface of the skin.

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