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Questions and Answers
What is the relationship between inulin clearance and glomerular filtration rate (GFR)?
What is the relationship between inulin clearance and glomerular filtration rate (GFR)?
- Inulin clearance is less than GFR
- Inulin clearance is greater than GFR
- Inulin clearance is unrelated to GFR
- Inulin clearance is equal to GFR (correct)
What additional amount of plasma can be cleared if a substance is actively secreted into the renal tubules?
What additional amount of plasma can be cleared if a substance is actively secreted into the renal tubules?
- The substance reduces urine production
- An additional amount of plasma can be cleared of that substance (correct)
- No additional plasma can be cleared
- The substance inhibits plasma clearance
What happens if a substance is not reabsorbed in the renal tubules?
What happens if a substance is not reabsorbed in the renal tubules?
- All of the filtered amount will be cleared (correct)
- The substance is excreted in a concentrated form
- The substance returns to the bloodstream
- The substance accumulates in the renal tubules
What determines the renal plasma clearance of a substance that is filtered and reabsorbed?
What determines the renal plasma clearance of a substance that is filtered and reabsorbed?
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What does it mean if a substance has a renal plasma clearance greater than GFR?
What does it mean if a substance has a renal plasma clearance greater than GFR?
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