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Physiology General 37b091bb

Urine flow rate is 10 ml/min, plasma inulin is 2 mg/ ml and urine inulin is 25 mg/ml. Which of the following statement is true ?

A
Inulin clearance = GFR
B
Inulin clearance > GFR
C
Inulin clearance > GFR
D
GFR cannot be calculated by above data
High-Yield Explanation
Ans. is 'a' i.e., Inulin clearance = GFRMeasurement of GFRIf a substance is designated by letter 'X', the GFR is equal to the concentration of 'X' in urine (Ux) times the urine flow per unit time (v) divided by aerial plasma level of X (Px).

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