THOEACIC LIMBS 



537 



and plate, a plate, which is retained in the Latin synonym omoplata 

 and in the French term Vomoplate. The German synonym is das 

 Schulterblatt. 



Determination. If the scapula be held with the head downward 

 and the spine toward the student, the coracoid process will be on the 

 side to which the bone belongs. 



Articulation. The scapula articulates with the humerus. 



Muscular Attachments. The following muscles are attached to 

 the scapula : to the vertebral border, the rhomboideus capitis, the 

 rhomboideus major, and the serratus magnus. To the axillary 

 border, the teres major, the teres minor, and the triceps. To the 



FIG. 423. 



At Birth. 



At Forty-four Days. 



At Ninety Days. 

 OUTER ASPECT. INNER ASPECT. 



SOME STAGES IN THE DEVELOPMENT OF THE SCAPULA. 



(Natural size.) 



external surface, the supraspinatus and the infraspinatus. To the 

 spine, the trapezius, the deltoid, the levator claviculae, the supra- 

 spinatus, and the infraspinatus. To the inner surface, the serratus 



