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Function of the heart.
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- Words:
- 1523
- Submitted:
- Mon Jun 19 2006
... Function of the heart General structural and functional aspects The blood within a human body can only perform its many important roles if it is being continually circulated around the body. The organ that performs this process is the heart, which continually pumps blood through the organs and keeps the whole system running. The average human heart will beat up to 100 000 times a day and pumps between 5 - 20 litres of blood a minute depending on what you are doing. Blood from all of the body travels to the heart through veins, and is pumped back into the body through arteries. This circulation of blood brings oxygen and nourishment to the liver, kidneys, and all other parts of the body, which is an essential process to maintain efficient running of all organs. The circulation also performs the action of carrying waste products away including carbon dioxide. The heart
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