152 



TOPOGRAPHICAL ANATOMY OF 



small and not always present. The largest of the six is the medial 

 dorsal metatarsal vein (v. metatarsea dorsalis medialis), which begins at 



M. extensor digitorum loiigus. 



Second metatarsal bone.- 



A. tarsea perforans. 



M. flexor digitorum longus. 



N. plantaris medialis. 



. M. extensor digitorum 

 Ijrevis. 



M. peroniBus longus. 

 N. peronicus jirofundns. 

 A. metatarsea dor.salis 

 lateralis. 

 ^=4- Third metatar.sal bone. 



;== - Fourth metatarsal l)one. 



il. interosseus. 



A. plantaris lateralis. 



N. plantaris lateralis. 



-- M. plantaris. 



A. plantaris medialis. 



M. flexor digitorum profundus. 



Flo. 105 — Section acros.s the Proximal End of the Metatarsus at the Level indicated 



by V in Fig. 81. 



the venous arch, follows the medial border of the interosseous muscle 

 for about two-thirds of the length of the metatarsus, and then crosses 



M. extensor digitorum longus. 

 Third metatarsal bone.. 



Second metatarsal bone.- - 



V. metatarsea dorsalis medialis. - 



il. interosseus. - 



A. plantaris medialis. - 

 N. plantaris medialis. - 



N. peronreus profundus. 



A. metatarsea <iorsalis lateralis. 



- Fourth metatarsal bone. 



A. plantaris lateralis. 

 N. plantaris lateralis. 

 M. flexor digitorum profundus. 



M. plantaris. 



Fig. 106. — Section across the Metatarsus at the Level indicated by W in Fig. 81. 



the medial aspect of the limb to form the main radicle of the 

 saphenous vein. The lateral dorsal metatarsal vein (v. metatarsea 



