74 CYCLOrEDIA OF LIVE STOCK AND COMPLETE STOCK DOCTOR. 



The muscle, trapezius, previously noticed rises from the ligaments oi 

 the neck, and the principal ])oncs of the withers, terminating in a pomled 

 shape on a prominent part of the shoulder blade, and is at x. 



CUT 4. 



MUSCLKS OK .snOUr.DEll AND AD.TACKNT I'ARTS 



The muscle occupying the outer surface of the shoulder blade (scap 

 ula,) on the front side of the spine or ridge of that bone is termed 

 antea spinatus, and is shown at ft, on pages 69, 74 and 76. It proceeds 

 to the lower bone of the shoulder, and dividing into two parts, is inserted 

 into the two prominences in front of it. Its use is to extend the bone 

 forward. 



Situated on the other side of the shoulder blade and inserted into the 

 upper and outer head of the bone, draAving it outward and raising it, is 

 Uie nmscic called postea fijnnatus. Behind it is a small muscle (^teres 

 "Elinor) ((Z,) or little pectoral. Its office is to draw the shoulder forward 

 towards the breast. 



Inside the arm, at its junction with the body, is an important and 

 :jonspicuous nmscle, the large pectoral nmscle (pectoralis major) shown 



