briefly about functions of heart
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The human heart is an organ that pumps blood throughout the body via the circulatory system, supplying oxygen and nutrients to the tissues and removing carbon dioxide and other wastes. "The tissues of the body need a constant supply of nutrition in order to be active,"
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The human heart is an organ that plums the blood throughout the body via the circulatory system supply oxygen and nutritions to the tissue and removing carbon dioxide and other waste.The tissue of a body need a constant supply of nutrition in order to be active
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