

SURFACE ANATOMY OF THE LOWER EXTREMITY 



1341 



side. The Flexor digitorum brevis, bound down by the plantar aponeurosis, is not 

 very apparent; it produces a flattened form, and the thickened skin underlying 

 it is thrown into numerous wrinkles. 



Tibialis anterior 



I Extensor dig. longus 



Tendo calcaneus 



Peronceus longus 



Ext. hall. Icng. 



Ext. dig. brevis 



Peronceus brevis Peronceus tertius 



Fio. 1241. The mucous sheaths of the tendons around the ankle. Lateral aspect. 



Arteries. The femoral artery as it crosses the brim of the pelvis is readily felt; 

 in its course down the thigh its pulsation becomes gradually more difficult of recog- 

 nition. When the knee is flexed the pulsation of the popliteal artery can easily be 

 detected in the popliteal fossa. 



Tibialis anterior 

 Tibialis posterior 



Flexor dig. longus 

 Ext. hall. long. 



Planlaris 



Tendo calcaneus 



Fio. 1242. The mucous sheaths of the tendons around the ankle. Medial aspect. 



On the lower part of the front of the tibia the anterior tibial artery becomes 

 superficial and can be traced over the ankle into the dorsalis pedis ; the latter can 

 be followed to the proximal end of the first intermetatarsal space. The pulsation 





