Medullary interstitium
The medullary interstitium is the tissue surrounding the loop of Henle in the renal medulla.
It functions in renal water reabsorption by building up a high hypertonicity, which draws water out of the thin descending limb of the loop of Henle and the collecting duct system. This hypertonicity, in turn, is created by a an efflux of urea from the inner medullary collecting duct.[1].
References
- ↑ Walter F., PhD. Boron (2003). Medical Physiology: A Cellular And Molecular Approaoch. Elsevier/Saunders. p. 1300. ISBN 1-4160-2328-3. Page 837