EXPLANATION OF PLATE VI. 



FOOT OF THE HORSE. 



This cut represents the foot of a horse sawed from above 

 the fetlock down through the center of the foot. It shows the 

 structure of the foot, the name of each part being given 

 according to number. 



Lower end of large metacarpal, 

 or shin bone. 



Bursa, which secretes the joint 

 oil that lubricates the place 

 where the tendon, or cord, on 

 the front of the leg passes 

 down over the front of the fet- 

 lock joint. This is important 

 as it sometimes gets injured 

 and becomes enlarged. It is 

 then called a puffy or bursal 

 enlargement, and is of the 

 same nature as a wind gall. 



Fetlock joint. 



Large pastern bone. 



Pastern joint. This joint is im- 

 portant, for when diseased it is 

 the seat of a high-up ringbone. 



Coffin joint. This joint is im- 

 portant for when it is diseased 



it is the seat of a low-down 

 ringbone. 



7. Wall of the hoof. 



8. Os Pedis, or foot bone. 



9. Quick of the foot, or sensitive 



wall. 



10. Quick of the foot, or sensitive 



sole. 



11. Frog of the foot, or horny frog. 



12. Fatty Frog. 



13. Coffin, or navicular bone. This 



is important for when diseased 

 it is the seat of coffin joint 

 lameness. 



14. Back tendons below fetlock 



15. Fetlock bones (2 in number) 



one on each side of the joint. 



16. Skin. 



17. Back tendons above fetlock. 



