DIGESTIVE ORGANS 



69 



duct is joined by several other tubes which are traceable 

 into the liver and are called hepatic ducts (Dh, Dh l ). 

 The tubes going to the gall-bladder are called cystic 



duodenum ; M. stomach ; P. pancreas ; P 1 , pancreatc duct ; Py. pylcrus. 

 (From Wiedersheim's Comparative Anatomy.) 



ducts (D.cy) ; by their union with the hepatic ducts the 

 common bile-duct is formed. 



The bile is manufactured in the liver, and the gall- 

 bladder is merely a reservoir in which it is stored up, 



