MUSCLES OF THE BACK OF THE TRUNK, 



477 



Fig. 226 MUSCLES OF THE BACK OF THE TRUNK, THE SUPERFICIAL LATER BEING 



SHOWN ON THE LEFT SIDE, THE Mll>DLE LAYER ON THE RIGHT. 



I. Trapezius ; 2, occipital bone; 3, spine of the scapula; 4, acromipn process; 

 5, deltoid; 6, infraspinatus ; 7, teres minor; 8, teres major; 9, latissimus dorsi; 

 10, its aponeurosis ; 11, glutaeus ma^nus ; 12, space between the latissimus dorsi 

 and external oblique; 13, rhomboideus major ; 14, splenius; 15, angularis scapulae ; 

 16, rhomboideus minor; 17, external oblique; 18, supraspinatus ; 19, serratus 

 magnus ; 22, inferior serratus minor; 23, internal ob'ique; 24, crest of the iliac 

 bone; 25, glutasus medius; 26, pyramidalis; 27, gemellus superior; 28, obturator 

 internus; 29, gemellus inferior; 30, quadratus femoris; 31, semi-membranosus ; 

 32, tuberosity of the ischium ; 33, insertion of the glutaeus maximus ; 38, long 

 head of the triceps extensor of the arm. 



