Loop of Henle ascending limb thin segment

Definition

A sub-portion of the loop of Henle in the nephron of the kidney that is permeable to ions but not to water.

Also known as ascending limb thin segment of loop of Henle, ascending thin limb, pars ascendens (tubulus attenuatus), thin ascending limb, thin ascending limb of loop of Henle — per UBERON

The Loop of Henle ascending limb thin segment is a part of the Urinary.