Question

describe the function of heart ?

Answer 1

The heart is a pump, which moves the blood. The arteries and veins are the pipes through which the blood flows. The lungs provide a place to exchange carbon dioxide for oxygen. The heart is a hollow, muscular organ, which functions as a pump for the movement of blood through the body.

Answer 2

The heart is a pump,which moves the blood.The arteries and the veins are the pipe through which the blood flows. The lungs provide a place to exchange co2 and o2 .The heart is a hollow ,muscular organ which functions as a pump to flow the blood throughout the body.
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