English, asked by xXkmXx, 4 months ago

aree nhi me aap ko leke bullet caluga MERI mohtarma ,ya pher mere friends KO leke ​

Answers

Answered by XxBadCaptainxX
1

Answer:

The heart is an organ that pumps blood throughout the body. Human circulatory system is responsible for the transport of materials inside the human body. The organs of the circulatory system are heart, arteries, veins and capillaries. It comprises four chambers:

Atria (upper chambers)

Ventricles (lower chambers)

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