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HANDBOOK OF ANATOMY 



half of flexor prof undus digitorum, pronator quadratus, and twigs 

 to the bones, periosteum, and interosseous membrane. 



4. Palmar Cutaneous branch (not always present) arises in the 

 lower third of the forearm, pierces the deep fascia, and supplies 

 the skin of the palm. 



Supraclavicular 



Anterior Branches of Lateral Cutaneous 

 Supra-acrouiial ', 



Suprasternal 



Cutaneous Branch of 

 Circumflex 



Upper External Cutaneous, 

 of Musculo-spiral 



Branch of Radial 



Anterior Cutaneous 



~" ' Twi "s: of Internal Cutaneous 

 x -~ Tntercosto-humeral 



...Anterior Branch of Internal Cutaneous 

 .._. Posterior Branch of Internal Cutaneous 

 ---- Anterior Branch of Musculo-cutaneous 



[ Twig of Ulnar 



(occasional) 



^._- Palmar Cutaneous of Ulnar 

 Palmar Cutaneous of Median 



FIG. 67. CUTANEOUS NERVES OF UPPER LIMB (ANTERIOR SURFACE). 



In the hand : 1 . Muscular to abductor pollicis, opponens 

 pollicis, superficial head of flexor brevis pollicis, and the two 

 lumbricales on the radial side. 



2. Cutaneous to the skin of the thumb, the first and second 

 fingers, and the radial half of the third finger. These nerves 



