Galen: On the Natural Faculties by Galen

2 by Galen, Galen, Brock, Arthur John, 1878-1947

Chapter 17: Chapter XIII

Chapter 17: Chapter XIII

Failure of Asclepiades to understand the functions of kidneys and ureters. His hypothesis of vaporization of imbibed fluids is here refuted. A demonstration of urinary secretion in the living animal; the forethought and artistic skill of Nature vindicated. Refutation also of Asclepiades's disbelief in the special selective action of purgative drugs.
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