THE BEACHIAL PLEXUS. 

 Fig. 347. 



757 



NERVES OF THE BRACHIAL PLEXUS. 



of that branch. A, Humeral artery ; B, Posterior radial artery. 

 51 



1, Diaphragmatic branch of 

 the sixth cervical pair, 

 furnishing a branch to 

 the brachial plexus} 2, 

 Seventh cervical pair ; 3, 

 Eighth cervical pair ;} 4, 

 First dorsal pair ; 5, 

 Second dorsal pair; 6, 

 Great dorsal branch ; 7, 

 Angularis and rhomboid- 

 eal branch ; 8, Superior 

 thoracic branch ; 9, Sub- 

 cutaneous thoracic branch, 

 giving rise, near its origin, 

 to the three inferior tho- 

 racic branches ; 12, Nerve 

 of the adductor of the 

 arm ; 13, Axillary nerve ; 



14, Subscapular nerves ; 



15, Superscapular nerve; 



16, Radial nerve; 17, 

 Anterior brachial nerve; 

 18, Ulnar nerve; 19, Its 

 internal cutaneous branch ; 

 20, Median nerve; 21, 

 Its antibrachial musculo- 

 cutaneous branch ; 22, 22, 

 22, Superficial ramuscules 



