Question
What is the clearance of a substance, if its concentration in plasma in 10 mg%, concentration in urine is 100 mg% and urine flow is 2 ml/min?
| A. |
0.2 ml/min |
| B. |
0.02 ml/min |
| C. |
2 ml/min |
| D. |
20 ml/min |
Show Answer
|
Correct Answer � D Explanation |
 |
Ans. D. 20 ml/min.
In this problem:
- Urine Conc.(U) = 100 mg% = 1 mg/ml
- Urine flow (V)=2 ml/min
- Plasma conc. (P):10 mg% = 0.1mg/ml
- So, Clearance = (UV/P) = 20 ml/min