DR. LI:(;I:AR'S STOCK BOOK. 



51 



Fig. 5. Dunn's Float in use on the Molars. 



points are formed on the outer part of the upper molars, which 

 lacerate and cut the cheeks when chewing the food, and similar 

 points on the inner side of the lower ones, which cut and bruise 

 the tongue. These ragged edges would not form if the upper 

 grinders were directly opposed to the lower grinders. Horses' 

 teeth should he examined occasionally to ascertain whether any 

 such points are causing the animal any trouble. On passing the 

 hand into the mouth the sharp and projecting points can be felt 

 with the fingers, and on examining closer the tongue and cheeks 

 are seen to be sore and lacerated. The mouth speculum, or 

 balling iron (Fig. 8), may be necessary in some cases when it is 

 desired to make a thorough examination of all the teeth. The 

 animal eats but little, on account of the great pain caused by 

 chewing his food, which is cudded and wasted to a great ex- 

 tent. NOT does the animal drive as well as usual, being slow to 

 answer the rein, and may while traveling carry his head to one 

 side, consequently being hard to keep straight ia the road. 



When these sharp projections are found, it is necessary to re- 

 move them. The best instrument for this purpose is a tooth- 

 rasp (Fig. 6), after which the animal should be fed for a few 



