884 THE NERVES. 



by the great sciatic notch (or foramen), and retuma to it by the lesser ; within the iachiatio 



F'g- 477. Fig. 478. 



ITERVES AT THE POSTERIOR ASPECT OF 

 HUMAN LEG. 



1, Popliteal artery ; 2, great sciatic nerve ; 

 3, adductor magnus; 4, biceps; 5, superior 

 internal articular artery; 6, external pop- 

 liteal nerve; 7, gastrocnemius (cut); 8, 

 anterior tibial artery ; 9, tendon of semi- 

 membranosus ; 10, peroneus longus ; 11, 

 sural arteries and nerves ; 12, peroneal 

 artery ; 13, internal popliteal nerve ; 14, 

 tibialis posticus; 15, portion of soleus; 

 16, peroneus brevis ; 17, popliteus; 18, 

 flexor longus pollicis; 19, posterior tibial 

 nerve ; 20, calcanean branch of posterior 

 tibial nerve ; 21, posterior tibial artery ; 

 22,tendn-Achillis ; 23, flexor longus digit- 

 orum; 25, tendon of tibialis posticus; 27, 

 plantar nerves; 29, plantar arteries. 



NERVES AT THE FRONT ASPECT OF HUMAN 

 LEG. 



1, External popliteal nerve ; 2, anterior 

 tibial artery; 3, musculo-cutaneous nerve; 

 4, anterior tibial nerve; 5, peroneus 

 longus; 6, tibialis anticus; 7, extensor 

 longus digitorum ; 8, anterior annular 

 ligament; 9, peroneus brevis; 10, tendon 

 of extensor proprius pollicis; 11, extensor 

 proprius pollicis; 12, dorsal artery of foot; 

 13, point at which the musculo-cutaneous 

 nerve pierces the fascia and bifurcates; 14, 

 tendon of tibialis anticus ; 15, internal 

 branch of musculo-cutaneous nerve; 16, 

 cutaneous branch of anterior tibial nerve; 

 17, external branch of musculo-cutaneous 

 nerve; 19, deep branch of anterior tibial 

 nerve; 21, external saphenic nerve; 23, 

 extensor brevis digitorum. 



