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In approximately how many minutes, the whole blood of the body is filtered through the kidneys?(a) 10 minutes(b) 7 minutes(c) 4-5 minutes(d) 2 minutesThis question was posed to me in unit test.I need to ask this question from Urine Formation topic in portion Excretory Products and Elimination of Biology – Class 11

Answer»

The correct choice is (c) 4-5 MINUTES

To elaborate: As we know that our kidney filters approximately 1100-1200 ml of the blood PER minute and our cardiac output is 5 times this volume, therefore our kidneys TAKE approximately 4-5 minutes to FILTER the whole blood of the body.



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