Which statement with regards to vasopressin is NOT true?
A) Its secretion is stimulated by a water deficit.
B) It increases the permeability of the distal and collecting tubules to water.
C) It increases the permeability of the proximal portion of the collecting tubule to urea.

Question

Quizplus · Accepted Answer

Vasopressin does not increase the permeability of the proximal portion of the collecting tubule to urea. It only affects the distal and collecting tubules, allowing for reabsorption of water and concentration of urine.

Which Statement with Regards to Vasopressin Is NOT True