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| Q. |
What is the Normal Blood Volume in human adult? |
| A. | One litre |
| B. | Three litres |
| C. | Five litres |
| D. | Seven litres |
| Answer» C. Five litres | |
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Explanation: The average adult has a blood volume of roughly 5 liters, which is composed of plasma and several kinds of cells. By volume, the red blood cells constitute about 45% of whole blood, the plasma about 54.3%, and white cells about 0.7%. |
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