nephronic loop

[nĕ-frŏnĭk]
n.
  1. The U-shaped part of the nephron extending from the proximal to the distal convoluted tubules; it consists of descending and ascending limbs.Henle's loop loop of Henle
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.