THE LIMBS OF THE HOKSE 



lit 



nerve distributed over the lateral and dorsal surface of the carpus and 

 metacarpus. The ramus profundus, under the tendon of the ulnar 

 flexor of the carpus, unites with the lateral volar nerve, one of the 

 terminal branches of the median. 



ai . extensor car] 



X. cutaneus 

 antibrachii 



lateralis. 



M. brachialis. 



V. cephalica 



M. extensor digi- 

 torum communis. 



A. cnl lateralis 

 radialis. 



Lig. collaterale ST 

 mediate. E= 



V. mediana. 



X. medianus 



A. mediana. 



V. mediana. 



M. tlexor carpi radialis 



M. pectoral is 



supetttcialis. 



M. flexor carpi ulnaris. : 



Iff. flexor digitorum sublimis. 



X. radialis. 



^-_ Radius. 



M. extensor digiti 

 quinti. 



M. extensor digi- 

 torum communis. 

 ^- - A. interossea 

 dorsal is. 

 - Ulna. 



_ IS. extensor carpi 

 ulnaris. 



M. flexor digitorum 

 profundus (caput 

 numerate). 



_M. flexor digitorum 

 profundus (caput 

 ulnare). 



-M. flexor carpi ulnaris 

 (caput ulnare). 



V collateral is ulnaris. 

 A. collateralis ulnaris. 



N. ulnaris. 

 Fig. 31. — Section across the Forearm at the Level indicated by A in Fig. 30. 



Collateral branches leave the ulnar nerve in the proximal part of 

 the forearm and are distributed to the flexor carpi ulnaris, flexor digi- 

 torum sublimis, and the ulnar head of the flexor digitorum profundus. 



A. collateralis ulnaris (proximalis). — On its origin from the 

 brachial the collateral ulnar artery follows the distal border of the 

 medial head of the triceps towards the elbow joint. Under cover of 



