Countercurrent mechanism in the kidney is responsible for
Absorption of glucose
Maintenance of blood flow
Osmotic gradient in medulla
Secretion of uric acid
Ans. (c) Osmotic gradient in medulla(Ref: Ganong, 25th ed/p.685)Loop of Henle plays an important role in concentration of urine by creating medullary hyperosmolarity through countercurrent mechanism
Kidneys and Body Fluids