DIGESTIVE ORGANS 



69 



of the end of the duct (Dc*) into the intestine ; this fluid is 

 the bile. 



Very careful dissection shows that the common bile-duct 



FIG. 18. Stomach and duodenum of Frog, with liver and pancreas. 

 DC, Dc common bile duct ; Dc.' 2 its opening into the duodenum ; D. cy. cystic 

 ducts ; Dh. t Dh.^ hepatic ducts ; Du. duodenum ; G. gall-bladder ; L, L 1 , L'*, L%, 

 lobes of liver, turned forwards ; Lhp. duodeno-hepatic omentum, a sheet of 

 -eritoneum connecting the liver with the duodenum ; M. stomach ; P. pancreas ; 

 >*, pancreatic duct ; Py. pylorus. (From Wiedersheim's Comparative 



Anatomy.) 



is joined by several other tubes which are traceable into the 

 liver and are called hepatic ducts (Dh, Dh 1 ). The tubes 

 going to the gall-bladder are called cystic ducts (D.cy) ; by 



