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How long does blood last?

April 26, 2017blood

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How long does blood last?

2 Answers

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Blood is a fragile substance. It is a liquid living tissue and the different components can be kept alive for a defined amount of time depending on component. Red Blood Cells last 42 days; Platelets last 5 days; Plasma can be frozen and stored for one year.

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Red blood cells must be used within 42 days. Platelets must be used within five days and plasma can be frozen for up to a year. Blood products expire and must be constantly replenished. Blood cannot be made synthetically.