Question

what are veins and capillaries answer in short




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Answer 1

1. Veins are thin walled.They have valves.It carry deoxygenated blood.
2. Capillaries: Exchange of material between the blood and surrounding cells takes place across the thin wall of Capillaries.

Answer 2

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Veins are thin blood vessels also known as collecting vessels that collect blood from various parts of the body and carry it to heart.

Capillaries are very thin blood vessels that act as a link between an artery and a vein. They are microscopic vessels about the size of 8 microns.

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