pl. Loops of Henle
1. In the kidney, it is the portion of a nephron that leads from the proximal convoluted tubule to the distal convoluted tubule. Named after its discoverer F. G. J. Henle, the loop of Henle’s main function is to create a concentration gradient in the medulla of the kidney. (wikipedia.org)
2. A loop-like structure in the kidney’s nephron that connects the proximal convoluted tubule to the distal convoluted tubule. (wiktionary.org)
3. The part of a kidney tubule that forms a long loop in the medulla of the kidney, from which water and salts are resorbed into the blood (Google Dictionary)
4. A u-shaped turn in the medullary portion of a renal tubule, with a descending limb from the proximal convoluted tubule and an ascending limb to the distal convoluted tubule. (biology-online.org)
Also called Henle’s loop or ansa nephroni