DISEASES OF THE EYE, 
41 
he touched food with them. They were entirely divested 
of motion, and he was in consequence unable to convey the 
oats, with which his manger was full, to his teeth. Com¬ 
pelled by hunger, he made a violent effort to lick up a few 
with his tongue, but they were nearly all rubbed off before 
they could be conveyed to his mouth. 
The angles of the mouth are frequently lacerated, and 
become sore by the smallness of the bit, and from the 
unmerciful dragging of a heavy hand in either riding or 
driving him, and also from the shortness of the snaffle. 
This frequently induces the poll-evil. The severe excoria¬ 
tion of those parts produces deep ulcers, which cannot be 
removed while the animal is worked. Washing with a 
solution of alum is one of the best curatives; and if the 
sore is callous, it must be burned slightly on the edges with 
nitrate of silvei 
DISEASES OF THE EYE. 
In the horse the diseases of the eye are not numerous; 
but they are of frequent occurrence, and often most difficult 
to cure. 
COMMON INFLAMMATION OF THE EYE. 
Symptoms.— This malady generally makes its appearance 
unexpectedly, accompanied by considerable swelling of the 
eyelids, which has the effect of partially closing them, and 
causes a discharge of watery matter, or tears. The lid 
exhibits inflammation, and some of the vessels of the eye¬ 
ball are gorged with blood. There will also be a dimness 
in the cornea. 
Cause. —This usually accompanies a catarrh. But it may 
also be caused by substances getting under the eyelid, such 
as a seed of hay; or from a blow. When inflammation 
ot'-curs, the eye should be carefully examined, so tha* th° 
