Differences Between Arteries and Veins
March 9, 2018
S.N | Arteries | Veins |
1. | Carry blood away from the heart. | Bring blood towards the heart |
2. | Wall is thick and strong. | Wall is thin and weak. |
3. | Located deep in the body away from the skin except wrist, neck, etc. | Located close to the skin i.e. superficially. |
4. | Narrow lumen. | Wide lumen. |
5. | Internal valves are absent. | Internal valves are present. |
6. | Carry oxygenated blood except pulmonary artery. | Carry deoxygenated blood except pulmonary vein. |
7. | Blood flows with high speed and under high pressure. | Blood flows with low speed and under low pressure. |
8. | Can bear high pressure. | Cannot bear great pressure. |
9. | Do not collapse and remain open through blood flow stops. | Collapse if blood flow stops. |
10. | More elastic in nature. | Less elastic in nature. |
11. | Red in colour. | Blue in colour. |
12. | Tunica externa is less developed and less strong. | Tunica externa is more developed and more strong. |
13. | Tunica media is more muscular. | Tunica media is less muscular. |
14. | Tunica interna has more elongated endothelial cell. | Tunica interna has less elongated endothelial cell. |
15 | Pulse is detectable. | Pulse is not detectable. |
16. | Contain 15% of blood. | Contain 65% of blood. |
17. | Pulmonary and systemic arteries are types. | Superficial veins, deep veins, pulmonary veins and systemic veins are types. |
18. | Disease: Artherosclerosis.
Image source: physioweb
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Disease: Thrombosis, varicose veins.
Image source: physioweb
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References:
i) https://microbiologyinfo.com/difference-between-arteries-and-veins/
ii) https://www.healthline.com/health/artery-vs-vein