KROK 1 2010 – Question 83 · KROK (Medicine) · Pathophysiology

A patient has a decreased vasopressin synthesis that causes polyuria and as a result of it evident organism dehydratation. What is the mechanism of polyuria development?

  1. A. Reduced tubular reabsorption of protein
  2. B. Reduced glucose reabsorption
  3. C. Reduced tubular reabsorption of Na ions
  4. D. Acceleration of glomerular filtration
  5. E. Reduced tubular reabsorption of water
Hint

Think about which nephron segment vasopressin acts on and what it inserts into the luminal membrane there; consider what its absence does to urine volume and concentration.

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