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Human heart

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Human heart

Post by amar_sh143 on Tue Nov 20, 2012 10:05 pm

human heart consists of the four chambers. Two upper auricles and two lower ventricles. The heart receives pure blood itself by the coronary arteries. Heart is regulated for the beating by the special organ called SA node.
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Re: Human heart

Post by amar_sh143 on Tue Nov 20, 2012 10:07 pm

Heart regulates the pure and impure blood and pumps the pure blood to various parts of the body. It receives the impure blood via venecavas and pumps the pure blood via aorta.
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