It is a characteristic of ascending loop of the nephron.
The ascending limb of the loop of Henle is a direct continuation from the descending limb of loop of Henle, and one of the structures in the nephron of the kidney.
The ascending limb has a thin and a thick segment. The ascending limb drains urine into the distal convoluted tubule.
Nephrons make up about 85% of all nephrons. - Juxtamedullary nephrons make up about 15% of nephrons.
Learn more about nephrons here: