/ig. 465, 



Fig. 466. 



NERVES OF TlIK HRAClflAL PLEXUS. 



1, Diaphragmatic branch of the sixth cervical pair, furnishing a 

 branch to the brachial plpxns ; 2, seventh cervical pair ; 3, 

 eighth cervical pair ; 4, first dorsal pair ; 5, second dorsal })air ; 

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

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

 thoracic branch, giving rise, near it'^ origin, to the three in- 

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

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

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

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

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

 calo-cutaneous branch; 22, 2J, 22, superficial ramuscules of 

 *fc*t branch, a. Humeral artery ; B, posterior radial artery. 



EXTERNAL NERVES OF THE ANTERIOR LIMB 



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

 nerve; 4, superficial ramuscule of the musculo- 

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

 cutaneous branch, a. Anterior radial artery. 



