what is circulatory System ????
class 10
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Answer:
The circulatory system delivers oxygen and nutrients to cells and takes away wastes. The heart pumps oxygenated and deoxygenated blood on different sides. The types of blood vessels include arteries, capillaries and veins.
Answer:
Circulatory System: The circulatory system is responsible for transport of various substances in human beings. It is composed of the heart, arteries, veins and blood capillaries. ... The heart is a pumping organ which pumps the blood. The human heart is composed of four chambers, viz.