title: A computer model of the renal countercurrent system.
mesh_terms: D000818:Animals; D002463:Cell Membrane Permeability; D003201:Computers; D003377:Countercurrent Distribution; D004058:Diffusion; D004231:Diuresis; D007668:Kidney / Q000033:anatomy & histology; D007671:Kidney Concentrating Ability; D007684:Kidney Tubules / Q000033:anatomy & histology / Q000502:physiology*; D008138:Loop of Henle / Q000502:physiology; D008954:Models, Biological; D009318:Natriuresis; D009994:Osmolar Concentration; D051381:Rats; D012965:Sodium Chloride / Q000378:metabolism; D014508:Urea / Q000378:metabolism; D014867:Water / Q000378:metabolism
chemical_list: D014867:Water; D012965:Sodium Chloride; D014508:Urea