KROK 1 2014 – Question 79 · KROK (Medicine) · Pathophysiology

A patient has insufficient blood supply to the kidneys, which has caused the development of pressor effect due to the constriction of arterial resistance vessels. This is the result of the vessels being greatly affected by the following substance:

  1. A. Norepinephrine
  2. B. Angiotensinogen
  3. C. Angiotensin II
  4. D. Renin
  5. E. Catecholamines
Hint

Think of the kidney's own response to poor perfusion and which member of the resulting chain actually acts on the arteriolar smooth muscle.

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