Answer to Question #276268 in Human Anatomy and Physiology for Water

Question

4. Describe the renal regulatory pathway that  

controls the permeability of the nephron’s collecting duct.

Answer 1

Calciumrecovery in the distal convoluted tubule is influenced by parathyroid hormone and active vitamin D. In the collecting ducts, antidiuretic hormone stimulates aquaporin channel insertion to increase water recovery and thereby regulate osmolarity of the blood.