360 THE MUSCULATURE 



II. MUSCULATURE OF THE UPPER LIMB 



The upper limbs in man, relieved of the function of locomotion which is their 

 chief office in most of the lower mammals, have become endowed with great 



Fig. 355. — First Layer of Muscles of the Back. 



Triceps — r= -%^ 



Teres minor 



Infraspinatus 



Teres major 



Rhomboideus major 



Pectoralis major 



Gluteus medius 



Gluteus mazimus 



