CONTENTS OF THE FIEST DIVISION. 



CHAPTER I. 



DIGESTION AND FOOD. 



Introduction. Selection of food. Prehension of food. Lips of horse. The tongue of 

 horse and ox. Incisor teeth. Parrot mouth. Lampas. Position in the collection 

 of food. Lips of ox. Pad in mouth of ox. Snout of pig. Pigs the town scaven- 

 gers at Naples. Prehension in carnivorous animals. A troublesome bone. Pre- 

 hension of liquids. Suction. Pumping. Aspiration. Lapping. Diseases of 

 organs of prehension. 'Big Head." Aphtha. Inflammation of tongue. Indura- 

 tion. Suppuration. Ulcers of tongue. Paralysis of lips and tongue. Abuse of 

 bits. Nature of food; its proximate principles. Inorganic principles. Hydro- 

 carbons. Albuminoid constituents. Mastication. The jaws. The teeth. 

 Enamel. Dentine. Cement. Their relative hardness. Teeth of herbivora, age 

 determined by. Dentition in ox; in sheep; in horse. Dentition in dog; in pig. 

 Deceptions practised. ' Bishoping.' ' Cardinals.' ' Gypping.' ' Puffing the 

 Glym,' Page 1 



CHAPTER II. 



DIGESTION. DISEASES OF TEETH. INS ALIVATION. 



Mastication. Opening and closing the jaws. Lateral action in herbivora. Regularity 

 in the action of the jaws. The action slow. Peculiarity in ruminants. Movement 

 in carnivora. Action of tongue during mastication. Injuries to the temporo- 

 maxillary joints. Dislocation. Open joint. Diseases of the jaws. Fractures. 

 Their consequences. Scrofulous softening and degeneration. Fibro-plastic 

 growths, or osteo-sarcoma. Abnormal state of the teeth. Tumour on an incisor. 

 Buck teeth.' Crib-biting 'Its symptoms and prevention. Fracture and disloca- 

 tion of the incisors. Removal of incisors. Peculiarities and disease of the molar 

 teeth. Supernumerary teeth. Wolf's teeth. Irregularities of development. 

 Fistulse on the forehead. An instructive case in a colt. Molar pressing through 

 the palate. Irregularities in the rows of teeth. Sharp edges of molars. Excess in 

 length of molars. Caries. Deposit of bone within the tooth socket. Diseases of 

 the dental pulp and of periosteum. Symptoms of disease of teeth. Operations on 

 teeth. 'Chewing a rasp.' Brogniez's instruments. Gowiug's instruments. Ex- 

 traction of teeth. Plugging teeth. Insalivation. Diseases of the salivary appara- 

 tus. Functional disorders. Concretions. Parotitis. Deglutition, . . 65 



CHAPTER III. 



ORGANS OF RUMINATION THEIR DISEASES. 



Rumination. Position and capacity of organs in cattle. Rumen. Water pouches in 

 camels. Reticulum. Manyplies. Rennet. OSsophagean canal. Act of rumina- 

 tion. Changes of food in the rumen. Regurgitation of food. Colin's experiments. 



