ANIMAL DENTISTRY. 



249 



the paralyzed region determined by pricking the parts with 

 a pin. 



Treatment — Removal of the cause, liniments, blister and 

 massage along the course of the seventh nerve will hasten 

 the recovery. The return of motion to the parts usually 

 occurs in from six weeks to three months. If the injury was 

 severe enough to destroy the continuity of the axis cylinders 

 of the nerve the paralysis may continue through life. 



Fig. i6o. 

 Facial Paralysis, Right Side. 



LACERATIONS OF THE LIPS. 



Injuries to the lips are of considerable import in the horse, 

 owing to their prehensile and tactile functions, and because 

 of the unsightliness of a permanent division of their con- 

 tinuity. 



Etiology — Contact with sharp objects. Falls on hard 

 pavement. Dog bites. 



Treatment— The labial wound, which includes division 

 of the border of the lip, requires scrupulous attention in 

 order to prevent a permanent defect. Perfect disinfection 



