Science en anglais
Publié le 02/02/2014
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The Heart The blood Blood carries oxygen for various tissues to use, nutrients to provide energy, removes waste products and even helps you warm up or cool down. Blood Vessels Arteries and veins form the plumbing system of the human body, carrying blood through a complex system of different sized and shaped pipes, from the large elastic aorta down to tiny, one cell thick capillaries. Blood is carried in vessels, of which there are two main different types : arteries and veins. Arteries carry blood away from the heart and deal with high pressures. In these vessels, blood is what the body use for energy, blood ox...
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