state+the+function+of+3+types+of+blood+vessels
Answers
Answer:
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Answer:
Explanation:
Blood vessels are of 3 types:
- Arteries
- Veins
- Capillaries
Function of arteries:
Arteries transport blood vessels from the heart to the various parts of the body.
There are no valves in them except et the base of pulmonary trunk and aorta
All arteries carry oxygenated blood except pulmonary arteries.
Function of veins:
Veins collect blood from body through capillaries and transport it towards heart.
Valves are present in veins.These prevent the back flow of the blood.
All veins carry deoxygenated blood except pulmonary veins.
Function of capillaries:
Capillaries link arteries with veins.
There are no valves.
These have mixed oxygenated and deoxygenated blood.
Capillaries are responsible for exchange of materials
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