Результаты (
английский) 2:
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1.Serdechno - vascular system consists of the heart and blood vessels with the liquid filling of tissue - blood.
2.Krovenosnye vessels are divided into arteries, capillaries and veins. Arteries carry blood from the heart to the tissues; they branch into capillaries, the capillaries are going into the veins.
3.Serdechno - vascular circulation system provides for the performance of the necessary functions of transport - delivery to the tissues of oxygen and nutrients and removing carbon dioxide and exchange products.
4. In the center of the circulatory system is the heart; from it originate large and small circulation.
5.Serdtse - a muscular organ located in the chest cavity, pumps 4-5 liters of blood in 1 minute.
6.Serdtse has four chambers - two atria and two ventricles (left and right).
7.On boundary are wing flaps therebetween. Between the ventricles and arteries are semilunar valves.
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