Question

What are capillaries?

Answer 1

Capillaries:

1. Capillaries are the blood vessels that run throughout the body.
2. They are the most delicate and finest of all blood vessels.
3. They are only about 8 to 10 micrometers in diameter.
4. They function in transporting blood, nutrients and respiratory gases to the body cells.
5. They connect the arteries with veins.
6. They contain two layers of cells consisting of the endothelial and epithelial cells.