THE DIGESTIVE SYSTEM. 



295 



Section 2. — Op the Liver. 



In tlie ox this organ is large^ mainly confined to tlie 

 right side, has rounded margins, and is scarcely divided 

 into lobes, but a fairly large caudate lobe is present. The 

 excretory apparatus differs from that of the horse in that a 

 gall-bladder with a cystic duct is present, also the bile- 

 duct does not open with the pancreatic, but terminates by 

 itself at a distance of about two feet from the pylorus. 

 The gall-bladder lies on the posterior surface of the liver, 

 ."with its fundus projecting downwards ; it rests in a groove 



Fig. 59. — Liver and pancreas of ox, with excretory apparatus, c. Pan- 

 creatic duct. d. Gall-bladder, e. Common bile-duct. /. Duodenum. 

 (Simonds.) 



in the liver substance, but is not surrounded by it to 

 such an extent as in the dog. 



Hepatitis, inflammation of the liver , is sometimes seen 

 in high-bred plethoric animals, as a result of feeding with 

 an excessive amount of highly stimulating food, associated 

 with want of exercise. It is most prevalent in hot weather. 

 It is also attributed to changes of temperature and of 

 food, as well as to expose of various kinds. 



The Symptoms of some forms of liver disorder are 



