Difference between Capillaries and Arteries
No. |
Capillaries |
Arteries |
1. | Capillary is the link or connection between artery and vein. | Arteries carry blood away from the heart in the body. |
2. | Walls of the capillaries are extremely thin. | Walls of the arteries are thick\. |
3. | Diameter of the lumen of the capillaries is extremely narrow. | Diameter of the lumen of the arteries is narrow. |
4. | Pressure of the blood in the capillaries is low. | Pressure of the blood in the arteries is high. |
5. | Layers in the walls of the capillaries is one and it includes tunica intima. | Layers in the walls of the arteries are three and it includes tunica adventitia, tunica media and tunica intima. |
6. | No muscle and elastic fibres are found in the capillaries. | Arteries contain large amount of muscles and elastic fibers. |
7. | In the capillaries, flow of blood is slow through it. | In the arteries, flow of blood is rapid through it. |
8. | Outer and middle coat is absent in the capillaries. | Outer and middle coat is present in the capillaries. |