What is the function of the selective secretion of H⁺ and K⁺ ions in the collecting duct in maintaining the…

What is the function of the selective secretion of H⁺ and K⁺ ions in the collecting duct in maintaining the ionic balance of blood in mammals?
  1. To increase the pH of the blood
  2. To increase the concentration of K⁺ ions in the blood
  3. To decrease the concentration of H⁺ ions in the blood
  4. To maintain the pH and ionic balance of blood

Solution

The collecting duct plays a role in the maintenance of pH and ionic balance of blood by the selective secretion of H⁺ and K⁺ ions.

Asked in: NCERT

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