Facts and Functions



of the Human Body

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Our bodies consist of a number of biological systems 


that carry out specific functions necessary for everyday


 living. The job of the circulatory system is to move blood,


 nutrients, oxygen, carbon dioxide, and hormones, around


the body. It consists of the heart, blood, blood


vessels, arteries and veins.

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The human brain is is always busy.


It remains an active processor, even in our sleep.

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