278 BURS.^ MUCOSA OF THE ANKLE AND FOOT. 



5. Between the tendon of the semimembranosus and the 

 internal lateral ligament of the knee, from which also there is a 

 passage leading into the joint of the knee. 



6. Under the popliteus muscle, likewise communicating with 

 the cavity of the knee joint. 



About the Aiikle there are, 



1. A bursa between the tendon of the tibialis anticus, and 

 under part of the tibia and ligament of the ankle. 



2. Between the tendon of the extensor proprius pollicis pedis, 

 and the tibia and capsular ligament of the ankle. 



3. Between the tendons of the extensor digitorum longus, 

 and ligament of the ankle. 



4. Common to the tendons of the peronei muscles. 



5. Proper to the tendon of the peroneus brevis. 



6. Between the tendon achillis and os calcis, into the cavity 

 of which a peloton or mass of fat projects. 



7. Between the os calcis and flexor pollicis longus. 



8. Between the flexor digitorum longus and the tibia and os 

 calcis. 



9. A bursa between the tendon of the tibialis posticus and 

 the tibia and astragalus. 



On the Sole of the Foot are also, 



1. A second bursa for the tendon of the peroneus longus, 

 with an oblong peloton of fat within it. 



2. One common to the tendon of the flexor pollicis longus, 

 and that of the flexor digitorum profundus, at the upper end of 

 which a fatty substance projects. 



3. Another for the tendon of the tibialis posticus. 



4. Several for the tendons of the flexors of the toes. 



