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What is the blood percentage of total body weight?(a) 5-10 %(b) 20-30 %(c) 2-3 %(d) 10-15 %I had been asked this question during an online interview.The origin of the question is Other Biomedical Recorders topic in chapter Biomedical Recorders of Biomedical Instrumentation

Answer»

Correct answer is (a) 5-10 %

For explanation: The blood constitutes 5–10% of the total body WEIGHT and in the average adult, it amounts to 5–6 l. Blood consists of CORPUSCLES suspended in a fluid called plasma in the proportion of 45 PARTS of corpuscles (cells) to 55 parts of plasma. The percentage of cells in the blood is called the haematocrit value or PACKED cell volume (PCV).



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