[Characteristics of the functional organization of the kidney medullary substance in desert birds].
The contents of sodium, potassium, magnesium and urea equally increases from the renal cortex to medulla in desert birds. This process is due, mainly, to the countercurrent multiplior of the medulla and, under natural conditions, depends on the length of medullar cone and the number of Henle's loops.
D000818:Animals; D000835:Animals, Wild; D001717:Birds / Q000033:anatomy & histology / Q000502:physiology*; D003889:Desert Climate; D007668:Kidney / Q000502:physiology*; D007672:Kidney Cortex / Q000033:anatomy & histology / Q000502:physiology; D007679:Kidney Medulla / Q000033:anatomy & histology / Q000502:physiology*; D009399:Nephrons / Q000033:anatomy & histology; D009994:Osmolar Concentration
Osobennosti funktsional'noĭ organizatsii mozgovogo veshchestva pustynnykh ptits.