Multiple choice

Potassium secretion occurs only in the

  1. glomerulus

  2. principal cells of collecting duct

  3. loop of Henle

  4. intercalated cells of collecting duct

  5. proximal tubule

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Potassium secretion occurs only from the principal cells of collecting duct and it is this potassium secretion that is used to control potassium.