Track the movement of blood over a large circle of blood circulation. What happens in the capillaries of a large circle of blood circulation?

Through the thin walls of the capillary, arterial blood gives the body cells nutrients and oxygen, and takes carbon dioxide and cell waste products from them, becoming venous. Venous blood flows through the veins into the right atrium, where a large circle of blood circulation ends.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.