Due to this, the transport function of blood is carried out.

One of the main functions of the circulatory system is transport. It is expressed in the fact that the blood carries oxygen, nutrients, hormones throughout the body, and removes carbon dioxide and some harmful decay products. The transport function of blood is possible because the blood is in constant motion, which, in turn, is possible due to the work of the heart. The muscles in the heart contract and thus the body pumps blood. And the transport of blood occurs through the vessels: veins, arteries and capillaries.



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