THE LOWER LIMB 



427 



of arteries ; upper horizontal part of adductor magnus ; origins of 

 hamstring muscles from tuber ischii ; portion of vastus externus, 

 just below the great trochanter ; and great sacro-sciatic ligament, 



Biceps 

 Semttendlnosus 



Semimembranosus 

 Crureus 



Gracilis 



Intemal Popliteal Nerve -- 

 Sartorius — — 



Gastrocnemius — 



Soleus< _ 



Ilio-hypogastric Nerve 

 Lateral Cutaneous .of 

 I2th Thoracic Nerve 

 Posterior Divisions of 

 first three Ltimbar 

 Nerves 



Posterior Divisions of 

 Sacral Nerves 



Post. Div. of Cocc. N. 



Perforating Cutan. N. 

 Oluteal Branches of 

 :3niall Sciatic Nerve 

 Post. Branch of Ext. 

 Cutaneous Nerve 



Small Sciatic Nerve 



(Outline) 

 Femoral Branches of 

 Small Sciatic Nerve 



Ext. Cutaneous N. 

 (iVnterior Branch) 



. Small Sciatic Nerve 



Posterior Branch of Int. 



Cutaneous Ner\'e 

 Lateral Cutaneous of 

 External Popliteal 

 Nerve 



Ramus Commim. Fib. 

 Ramus Commun. Tib. 



. Ext. Saphenous Nerve 



Branches of Internal 

 Saphenous Nerve 



Flexor Longus 



Digitorum 



tPeroneus Longus 

 Tendo Achillis 



^ Tibialis Posticus -, 



Plantaris 



:FiG 2-0. — Muscles and Cutaneous Nerves of the Lower Limb 

 (Posterior Aspect). 



pierced by the coccygeal branch of the sciatic artery, the sacral 

 branch of the internal pudic artery, and the perforating cutaneous 

 branch of the sacral plexus. 



