THE LIMBS OF THE HORSE 



145 



tibia, (3) Bami artiadares are expended in the ligaments of the 

 tarsus. 



Opposite the joint, between the tibia and the talus, the anterior 

 tibial artery changes it name to that of the dorsal artery of the lies (a. 



>l. tibialis anterior. 



V. saph( n i 



M. Ilexor digitorum 

 longus. 



A. tibialis posterior 



V. recurrens tibialis. 

 X. plantaris meiiialis_ 



A. tarsea medialis. 

 X. plantaris lateralis. 



'SI. plantaris. 



M. peroniuus tertius. 



"M L itensor digitorum longus. 



N. pero'ia;'is pro- 

 fundus. 



V. tibialis anterior. 



-A. tibialis anterior. 



M. peronaius longus. 



M (le\or digitorum 

 pi ifinidus. 



:= — Calciueus. 



M gastrocnemius. 



Fig. 98.— Section across the Most Distal Part of the Leg at the Level indicated 

 by S in Fig. 81. 



The irregular black area behind the tibia is the upward extension of the 

 talo-crural (hock) joint-cavity. 



dorsalis pedis). This vessel crosses the tarsus obliquely, mainly under 

 cover of the tendon of the extensor digitorum longus, and, on reaching 

 the base of the third metatarsal bone, becomes the lateral dorsal meta- 

 tarsal artery. The dorsalis pedis gives off the large perforating tarscd 

 artery (a. tarsea perforans) that, traversing the canal formed by the 

 third (cuneiform) and fourth (cuboid) tarsal and the central (scaphoid) 



10 



