The distal part of the loop of Henle that is impermeable to water and actively pumps sodium out of the filtrate to generate the hypertonic interstitium that drives countercurrent exchange; it consists of an initial very thin segment lined by simple squamous epithelium followed by a distal thick segment lined by simple cuboidal epithelium[MP]. [ MP:0011342 http://en.wikipedia.org/wiki/Ascending_limb_of_loop_of_Henle ]
Synonyms: loop of Henle ascending limb ascending limb of Henle's loop
Term information
- EMAPA:35510
- UMLS:C0227658 (ncithesaurus:Ascending_Limb_of_the_Henle_s_Loop)
- SCTID:245434005
- Wikipedia:Ascending_limb_of_loop_of_Henle
- FMA:17717
- NCIT:C32154
- MA:0001676
uberon_slim, pheno_slim
TODO - thick/thin check. Also relationship to distal tubule. We need a home for MA:0002634-renal straight tubule