Kidney diseases, urinary deposits, and calculous disorders : their nature and treatment . d at from the examination of speci-mens hardened in strong alcohol, digested in alcohol and hydro-chloric acid, parboiled, shaken up with chloroform, and lastly dried andmounted in Canada balsam. Observations made upon specimens pre-pared according to such methods can only add to the existing confusion,and the drawings taken from the preparations will mislead the student,encumber scientific literature, and retard the advance of knowledge. Many of the conflicting statements concerning the minute structureo


Kidney diseases, urinary deposits, and calculous disorders : their nature and treatment . d at from the examination of speci-mens hardened in strong alcohol, digested in alcohol and hydro-chloric acid, parboiled, shaken up with chloroform, and lastly dried andmounted in Canada balsam. Observations made upon specimens pre-pared according to such methods can only add to the existing confusion,and the drawings taken from the preparations will mislead the student,encumber scientific literature, and retard the advance of knowledge. Many of the conflicting statements concerning the minute structureof tissues have their origin in faulty methods of preparing and examin-ing specimens. The system of mounting healthy and morbid structuresin Canada balsam still resorted to by many observers must be con-demned. It has been proved by experiment that no reliance can beplaced upon inferences arrived at with regard to the structure, develop-ment, and growth of tissues in health, or the nature of structural STRUCTURE OF THE KIDNEY. Fig. 1. & n wfm ?J ;:!?! ji IP:! !?? ?! Fig. Diagram showing tie general anatomy of the human kidney as seen upon section. About two-thirds the natural size. The scale at the sideis divided into eight spaces representing half-inches, p. 2. Thin section of a portion of the human kidney, a,cortical; b, medullary portion; c, pelvis; d. infundi-bulum ; e opening of an infundibulum into pelvis ;/. calyx; g. pyramid; h. mamilla or papilla; i adiposetissue; k. large veins divided in making the arteries are also seen cut across in differentparts of the section, some large branches being situatedbetween the cortex and the medullary portion of theorgan, p. 3. Fig.


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Keywords: ., bookcent, bookdecade1870, booksubjecturinalysis, booksubjecturine