Multiple choice

Collecting duct in kidneys become permeable to water in the presence of :

  1. Aldosterone

  2. Vasopressin

  3. Calcitriol

  4. Epinephrine

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

 Vasopressin also called antidiuretic hormone helps the collecting duct to reabsorb water which is otherwise impermeable to water