DOMESTIC ANIMALS. 113 



incurable disease, the treatment can only be palliative. 

 The most important point is to attend strictly to the 

 diet. Give only small quantities of hay, not more than 

 6 Ibs. a day, in two portions, for an ordinary horse. The 

 administration of DR. HEABD'S CONDITION POWDERS will 

 cause a great improvement in the breathing, and if 

 given steadily, many wind-broken horses will scarcely 

 show the effects of the disease, when put to ordinary 

 work. Its effect is also to greatly diminish the ten- 

 dency to cough. 



DISEASES OF THE DIGESTIVE SYSTEM. 

 CHOKING. 



IT is quite common for the veterinarian to be called 

 to see both horses and cows suffering from this accident. 



Causes. A constriction in the gullet is sometimes 

 the cause of an obstruction to the passage of food into 

 the stomach. Cows are often choked by having an ear 

 of corn impacted in the gullet. Other obstructive agents 

 are potatoes, turnips, beets, carrots, and sometimes hay; 

 and I have seen several cases in horses that were caused 

 by the impaction of oats and even grass. 



Symptoms. In the horse there is a very profuse flow 

 of saliva and mucus from the mouth and nostrils ; spasms 

 of the muscles of the neck will occur every two or three 

 minutes; the head will be drawn back, the neck arched 

 and the animal will show great uneasiness as seen in 

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