;ig. 465. 



NERVES OF THE BRACHIAL PLEXUS. 



1, Diaphragmatic branch of the sixth cervical pair, 

 ^ branch to the brachial plexus ; 2, seventh cervical pai 



eio-hth cervical pair ; 4, first dorsal pair ; 5, second dorsal pair ; 

 6, great dorsal branch; 7, levator anguli scapulae and rhom- 

 boideal branch ; 8, superior thoracic branch ; 9, subcutaneous 

 thoracic branch, giving rise, near its origin, to the three in- 

 ferior thoracic branches; 10, 11, two other inferior thoracic 

 branches; 12, nerve of the teres major; 13, axillary nerve; 

 14, subscapular nerves ; 15. supra-scapular nerve ; 16, radial 

 nerve; 17, anterior brachial nerve; 18, ulnar nerve; 19, its 

 internal cutaneous branch ; 20, median nerve ; 21, its mus- 

 culo-cutaneous branch ; 22, 22, 22, superficial ramuscules of 

 iiuit branch. A, Humeral artery ; b, posteripr radial artery. 



EXTERNAL NERVES OF THE ANTERIOR LIMB. 



Supra-scapular nerve ; 2, axillary nerve ; 3, radial 

 nerve; 4, superficial ramuscuJe of the musculo- 

 cutaneous nerve ; 5, ulnar nerve ; 6, its terminal 

 cutaneous branch. A, Anterior radial artery. 



