THE PANCREAS. 247 



biliary duct. In some animals, such as the rabbit, the dis- 

 tance between the two ducts is considerable, and in all such 

 cases the pancreatic duct is the one most distant from the 

 pylorus. 



In the ox there is a special arrangement for the combina- 

 tion of the biliary and pancreatic ducts. Bernard has shown, 

 by drawings which I here reproduce (see Fig. 98), how small 

 portions of pancreas are attached or intimately blended with 

 the biliary duct, and discharge a fluid to mix with the bile 

 before the latter enters the intestine. 



The subjoined Fig. 99 also indicates the biliary canal of a 

 cow, the intestine and duct being laid open : 



cfi 



Fig. 99 C B, biliary duct opened to show the small orifices p p, wliich constitute the 

 apertures of the secondary pancreatic ducts; I, duodenum; C, rennet. 



THE PANCREATIC JUICE 



Is a colourless, transparent, and slightly viscid liquid, of 

 alkaline reaction, and coagulable by heat; in appearance, as 

 in physiological character, it resembles saliva. Before dis- 



