DISSECTION OF THE UPPER EXTREMITY 



75 



FIG. 20. 



Clavicula 



M. subdavius 

 A. subdavia 



Plexus brachialis (pars infracla 

 vicularis) fasciculi medialis 

 and lateralis 



Proccssus coracoideus 



Kami musculares for the 

 M. coracobrachialis 



N. musculocutaneus 

 M. coracobrachialis - 



N. medianuB - 



N. radialis - 

 A. brachialis 



N. cutaneus antibrachii 

 medialis 



M. biceps bracMi 



V. cephalica 



N. cutaneus antibrachii 

 lateralis 



V. mediana antibrachii . 



Cartilago costalis 1. 

 V. subdavia 



N. intercostobrachialis 



Ramus anastomoticus from the 



plexus brachialis to the N. 

 / intercostobrachialis 



^ Xn. subscapulares 



N. thoracodorsalis 

 ^M- subscapularis 



M. teres major 



_. M. latissimus dorsi 



-Kami cutanei for the skin of 

 the axillary fossa 



N. cutaneus brachii medialis 



Kami musculares of the N. radialis to the 

 ~~Caput longnm ) of the M. caput mediale of 



> triceps the M. triceps 

 -Oaput mediale ) brachii brachii 



_ .N. ulnaris 

 -Ramus volaris 

 -Ramus ulnaris 

 M. brachialis 

 V. basilica 

 Septum intermusculare mediale 



V. mediana cubiti 



Lacertus fibrosus 



of the N. cutaneus anti- 

 brachii medialis 



The deep nerves of the shoulder and arm seen from the anterior and medial side. (From Toldt, 

 Anat. Atlas, Wieii, TJU3, 3 Ann., p. 822, Fig. 1254.) 



