8 LESSONS IN HORSE JUDGING. 



diagram by a dotted line. When a joint is subject 

 to more than ordinary concussion, as for instance, 

 the 'knee' joint, provision is made for additional 



FIG. 2. 



fvvi 



B 



cartilage by irregular bones being interposed be- 

 tween the two ends of the long bones (Fig. 2. B)^ 

 each of these bones being thickly covered on its 

 upper and lower surfaces, where the concussion 

 comes, by cartilage. So that in a section from 

 above downw^ards through the ' knee' joint, instead of 

 two buffers being interposed we find six. The bone 

 above the knee, and the bone below it being in a 

 straight line when the weight of the body is thrown 

 upon them, much concussion would take place were 



