248 



OPEKATIONS ON BONES. 



cubital arch down to the knee, it may involve either the radius 

 alone or the radius and the cubitus, which there intimately unite. 

 Besides having the same etiology with most of the fractures, 

 those of the forearm are, nevertheless, more commonly due to 

 kicks from other animals, especially when crowded together in 

 large numbers in insufficient space. It is a matter of observation 

 that, under these circumstances, fractures of the incomplete kind 



Fig. 271a.— Consolidatea Frac- 

 of the Body of the Humerus. 



Fig. 272. 

 Fractures of the Radius. 



are those which occur on the inside of the leg, the bone being in 

 that region almost entirely subcutaneous, while those of the com- 

 plete class are either oblique or transverse. The least common 

 are the longitudinal, in the long axis of the bone. 



This variety of fracture is easily recognized by the appearance 

 of the leg and the different changes it undergoes. There is 

 inabiUty to use the limb; impossibility of locomotion; mobility 



