IN THE KIDNEY. 45 



resembling those of incipient suppuration or soften- 

 ing. The urine in the bladder was of a faint reddish 

 tinge, and was very highly albuminous. 



CLASS II. 



DESIGNED TO ILLUSTRATE THE PECULIARITIES OF ARTERIAL 



DETERMINATION. 



A. Removal of one kidney. 



Four animals, of the same age and size, and in 

 similar condition, were selected. The operation was 

 performed at the same time on all of them, and the 

 left kidney weighed at the time of its removal. 



Exp. 1. The left kidney of a healthy young rabbit 

 was removed, the vessels being previously tied ; it 

 died at the end of twenty -four hours, partly from 

 the shock of the operation, and partly from peri- 

 tonitis. The urine in the bladder was not albumi- 

 nous. The left kidney, when removed, weighed 

 20 grs. ; the right, 25 grs. 



Exp. 2. A similar operation was performed. The 

 animal appeared quite well at the end of the second 

 day, when I poured some cold water over it, with 

 the view of increasing the determination to the 

 remaining kidney ; it seemed unable to bear the 

 shock, and died about the end of the third day. The 

 urine contained no albumen ; but on adding an ad- 

 ditional quantity of nitric acid, there was a copious 



