blodkärlsvägarna
Blodkärlsvägarna, often translated as blood vessel pathways, refers to the intricate network of arteries, veins, and capillaries that form the circulatory system in living organisms. This system is responsible for transporting blood throughout the body, delivering oxygen, nutrients, and hormones to cells, and removing waste products such as carbon dioxide. The system is a closed loop, meaning blood continuously circulates without escaping into the body's tissues.
The journey of blood begins in the heart, which acts as a powerful pump. From the heart,
The structure of blood vessels is adapted to their function. Arteries have thick, muscular walls to withstand