Question

digestive the comparative account of artery vein and capillary

Answer 1

hey! Arteries: which is thick walled and carry blood from the heart to different organs
veins: which are thin walled have valves and carry blood from different organs to the heart
Capillaries: capillaries are blood vessels occur at the terminals of Artery and veins. exchange of food materials, gases and waste take place through capillaries