584 7777:7 BLOOD-VASCULAR SYSTEM. 



The azygos articular is a small branch arising from the popliteal artery oppo- 



-Sural arteries. 



Inferior 

 external 

 articular. 



f Inferior internal 

 articular. 



-Anterior peroneal. 



FIG. 320. The popliteal, posterior tibial, and 

 peroneal arteries. 



Anterior peronealM- 



Communicating. 



FIG. 321. Surgical anatomy of the anterior tibial 

 and dorsalis pedis arteries. 



site the bend of the knee-joint. It pierces the posterior ligament, and supplies the 

 ligaments and synovial membrane in the interior of the articulation. 



