Urine concentrating ability of the kidney is increased by
Countercurrent mechanism is a system in the renal medulla that facilitates concentration of the urine as it passes through the renal tubules.Ref: Ganong&;s review of medical physiology; 24th edition; page no: 687
Increased medullary hyperosmolarity
Increase in RBF
Reduction of medullary hyperosmolarity
Increase in GFR
Renal physiology