10 EQUINE ANATOMY. 



OSTEOLOGY. 



The study of bones, or passive organs of locomo- 

 tion . 



Skeleton. — Comprises all the bones of the body; 

 natural, if articulated with ligaments ; artificial, if by 

 wire or other agents. 



Division : — Trunk and extremities. 



Trunk. — Includes the vertebral column, with the 

 head, ribs and sternum. 



Extremities — Are divided into anterior, or thoracic, 

 and posterior, or abdominal. 



The Anterior — Is divided into shoulder, arm, fore- 

 arm and digital region. 



The Posterior — Into hip, thigh, leg, and digital 

 region. 



Bones. — Nomenclature. — Has no base; from tlieir 

 form, as theperone; their resemblance to other objects, 

 the tibia; their position, the ribs; their use, the frontal 

 or parietal. 



Situation. — Kelative 1° to the median line : single or 

 symmetrical, as the vertebrae, and double orasymetrical, 

 the bones of the limbs; or 2° to other parts of the body, 

 the radius is in front of the cubitus. 



Direction. — Horizontal, vertical or oblique. 



Form — is absolute : long bone, as the femur ; flat. 



