Renal Quiz #5Renal Clearance

1. A 35-year-old man is participating in a clinical study to assess renal function. He is given a substance that is freely filtered by the glomeruli and is neither reabsorbed nor secreted by the renal tubules. The substance most likely resembles the clearance of which of the following? 

Question 1 of 5

2. A researcher is studying a drug that is known to increase renal blood flow without affecting the filtration fraction. This drug is most likely to increase the clearance of which of the following substances? 

Question 2 of 5

3. A patient with diabetes mellitus has a measured glucose concentration of 300 mg/dL in the plasma and 0 mg/dL in the urine. This finding indicates that glucose: 

Question 3 of 5

4. A drug is known to inhibit the tubular secretion of hydrogen ions. This would most directly result in a decrease in the clearance of which of the following? 

Question 4 of 5

5. In a study involving healthy volunteers, the clearance of a newly discovered endogenous compound was found to be higher than the glomerular filtration rate (GFR). This finding indicates that, in addition to being filtered by the glomerulus, the compound is also: 

Question 5 of 5


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