

MARKINGS OF THE UPPER EXTREMITY 



of Latissimus dorsi is almost horizontal, running from the spinous process of the 

 seventh thoracic vertebra to the inferior angle of the scapula and thence somewhat 

 obliquely to the intertubercular sulcus of the humerus ; the lower border corresponds 

 roughly to a line drawn from the iliac crest about 2 cm. from the lateral margin of 



Abd. poll, long. 



Ext. carp. rod. long. 

 Ext. carp. rod. brev. 



Fio. 1234. The mucous sheaths of the tendons on the back of the wrist. 



the Sacrospinalis to the intertubercular sulcus. The upper margin of Pectoralis 

 major extends from the middle of the clavicle to the surgical neck of the humerus; 

 its lower border is practically in the line of the fifth rib and reaches from the fifth 

 costochondral junction to the middle of the anterior border of Deltoideus. The 

 two lines indicating the borders of Pectoralis minor begin at the coracoid process 





