64 



brane of the stomach (which after the death of 

 the animal retains in its vessels part of the gastric 

 juice, which in the moment of death was about 

 to be secreted) be first washed with water and 

 then with a weak alkaline solution, the water 

 with which it is macerated, has, even after this 

 operation, the power of coagulating- milk and 

 seium. It is not yet ascertained what substance 

 it is, that gives these distinguishing qualities 

 to the gastric juice. In the mean time, it is as- 

 serted by some, that flesh, wrapped in a fine 

 piece of linen, and afterwards placed in a situa- 

 tion, where it is penetrated by the matter of per- 

 spiration, as under the arms, between the toes, 

 &c. becomes dissolved in the same manner as by 

 the gastric juice. 



The Fluid of the pancreas has never been che- 

 mically examined ; it is supposed, however, from 

 the structure of the gland, which resembles that 

 of the salivary glands, that it is analogous to the 

 saliva in its composition. The bile, on the con- 

 trary, has often been an object of chemical exa- 

 mination. BOERHAVE, BlANCHI, VERHEYEN, 



HOFFMAN, DUELING OURT, HARTMAN, MAR- 

 HEER, BARCHIIUSEN,SCHROEDER, and others 

 of the old school, have occupied themselves a good 



