SPECIFIC DISEASES. 277 



As a preventive, bitten animals should have the wourds 

 cauterized, actual cautery being preferable to the application of 

 nitrate of silver or caustic potash. Where a rabid dog has run 

 amuck in a flock of sheep the only safe procedure is to shear the 

 whole flock, carefully examining each animal and cauterizing all 

 the wounds which may have been inflicted. 



post-^lortctn Hppearance. 



The fourth stomach contains a dark brown colored slime; 

 portions of the brain and spinal cord are congested; there ap- 

 pears to be a breaking down or softening of the brain substance 

 and meninges, particularly at the base of the brain. The blad- 

 der is usually empty, its mucous lining being covered with 

 petechiae (spots). The lungs are congested, the capillary blood 

 vessels being distended with a tarry, imperfectly coagulated 

 blood. The spleen, liver, and kidneys coated with red spots, due 

 to the capillary extravasation. 



Symptoms of Rabies in tbc Dog. 



As the dog is generally the agent in disseminating the virus 

 of the disease, it will be appropriate here to describe "the symptoms 

 as they appear in that animal,- which will act as a guide for the 

 flock-owner in determining as to whether his flock has been ex- 

 posed to the infection of rabies, or subjected to the bites of a 

 naturally vicious animal. 



The first noticeable symptoms of rabies in the dog is a 

 scared appearance; the animal is inclined to hide and will howl 

 frequently; it appears to be very thirsty and endeavors to lap 

 water, but is unable to swallow it, probably due to muscular 

 paralysis of the throat; it will exhibit a depraved appetite, de- 

 vouring excreta, sticks, earth and small stones; delirium sets in; 

 a desire to gnaw is noticeable ; the dog will bite frequently, often 

 sitting up and snapping at the air. A ropy saliva flows from 

 the mouth; the animal attacks everything in its path. Where a 



