The Blood Circulatory System( Revised basics for Grade 8-9,10-12)
I guess this couldn't be the first time hearing about heart or blood. The Heart performs a great role in a living organism. In this tutorial i would love to give you basics of how blood moves in an animal.The circulatory system consists of three independent systems that work together: the heart (cardiovascular), lungs (pulmonary), Blood vessels( arteries, veins, Capillaries).The heart Consist of Four chambers,the functions of these chambers have been discussed in this video.
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| Picture by Khan Academy |
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