THE SrLEEX— THE PANCREAS— THE KIDNEYS. 385 



green color. It first causes the fluid, into which the food is 

 changed in the stomach, to separate into two parts as it mixes 

 with it, the one being the chyle, which is fit to be taken up to 

 nourish the system, the other being the part unfit for use. 



The bile is the natural physic of the animal. It also pre- 

 vents the food from fermenting in the intestines. 



The liver is liable to inflammation, and, ceasing to act prop- 

 erly, causes jaundice. 



THE SPLEEN. 



The spleen is a large, spongy organ, of a purple-gray color, 

 broad and thick at the larger end, but tapering and thinner at 

 the smaller. It is commonly called the melt. It lies along 

 the left side of the stomach, between it and the short ribs. It 

 also lies against the left kidney. 



The use of the spleen is unknown. It has been removed 

 from animals without any apparent injury. It is sometimes, 

 greatly enlarged by disease. 



THE PANCREAS. 

 The pancreas is sometimes known by the name of the swee^ 

 dread. It is of a whitish, knotty appearance. It is long, and 

 of irregular thickness. It lies between the stomach and left, 

 kidney, stretching across between the lower and one of the^ 

 curves of the large gut. It has a duct which opens into the- 

 intestine at the same place as that from the liver The pan- 

 creas secretes a fluid which is concerned in digestion, but just, 

 what part it performs is not known. 



THE KIDNEYS. 



The kidneys are two thick, flattened, broad, rather long 



bodies, of a dark, reddish color, situated in the small of the 



back one on each side of the spine, the right kidney being sit- 



uaf^/l furthest forward. The right kidney is in contact with 



25 



