CHAP. XVII.] 



ELIMINATION. 



211 



form a framework for the soft, pulpy substance of the gland, 

 and within the spaces of the framework are groups of cells. 



The supra-renal capsules are plentifully supplied with blood- 

 vessels, nerves, and lymphatics, and they contain some striking 

 colouring matters. In disease of these organs, the skin fre- 

 quently becomes "bronzed," from an increase of pigment or 

 colouring matter. Their special normal functions are unknown. 



AMOUNT OF THE SEVERAL URINARY CONSTITUENTS 

 PASSED IN TWENTY-FOUR HOURS, EXPRESSED IN 

 GRAMMES AND GRAINS. (MARTIN.) 



