TERMINAL BRANCHES. 



1341 



Branches of the internal popliteal are : (a) the articular, {b) the 7miscular, 

 (c) the cutaneous and (^d) the posterior tibial. 



Fig. 1119. 



Gracilis- 



Semitendinosus ~ 



Semimembranosus" 



Sartorius" 

 Superior internal articular nerve • 



"Tibial (internal popliteal) nerve 

 'Peroneal (external popliteal) nerve 



-Superior external articular nerve 

 - Biceps tendon 



Inner head of gastrocnemius" 



/nferior internal articular nerve- 



-^ 



• Azygos articular nerve 



-Plantaris muscle 



-Ext. head of gastrocnemius 



-Tibial communicating 



- , , . 7 j r^n — c ;: — Popliteus muscle 



-Inferior e xternal articular branch ^„„l i,^^„^|, 



Peroneal nerve „ , . . 

 Peroneal communicating 



Muscular branch- 



W 



Soleus- 



Flexor longus digitorum — f- 

 Posterior tibial nerve — U 



Posterior tibial artery ^ 



\' 



Articular branch 



Tibialis posticus tendon  

 Inner malleolus 



Abductor hallucis^ 

 External plantar ner\el 



Internal plantar ner\e- 

 Abductor hallucis and fascia. 



>Soleus 



-Tibialis posticus 

 -Peroneal artery 



-External saphenous nerve 

 -Tibialis posticus 



77^ 



_ Fibular origin of soleus 



.Flexor longus hallucis 



.Peroneus longus 

 . Peroneus brevis 

 _ Internal calcanean branch 



Tendo Achillis 



Flexor brevis digitorum, cur 



Dissection of tlie posterior surface of right leg, showing posterior tibial nerve and its 

 branches and part of peroneal nerve. 



a. The articular branches (rr. articulares) supply the hip and knee joints. The 

 one destined for the hip has been described on page 1333. The branches to the knee are of 



