please answer these questions with brief explanation. 1. Why does the kidney bot

Question

please answer these questions with brief explanation.

1. Why does the kidney both filtering everything only to reabsorb almost all of it? It might be more efficient to simply choose particular items to get rid of. What might be the advantage of the filter-reabsorb process?

2. If GFR is 125 ml/min, and you are studying a drug that has is cleared from the body at a rate of 20 ml/min, you can conclude that

A. The drug is secreted

B. The drug is reabsorbed

C. The drug is neither secreted nor reabsorbed

3. You suddenly develop high blood pressure. What component of your urine might change?

A. Glucose concentration

B. Na+ concentration

C. Volume

D. Urea concentration

4. If you were born with a regular/continuous capillary at the glomerulus instead of a fenestrated one, what impact on GFR would you see?

A. Increase GFR

B. Decrease GFR

C. No change to GFR

Explanation / Answer

2 The drug is secreted from the body

3, Blood glucose concentraion increases

4 The GFR decreases

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