250 



ARTERIAL SYSTEM. 



THE ARTERIAL SYSTEM. -Continued. 



18. 



Popliteal. 

 (Plate 4 ) 



Muscular ^Superior Brs. to Vastus ext. and flexor muscles. 



I Inferior or Sural (2), to Gastrocnemius and Flantans. 

 Cutaneous Brs. to integument of calf. 

 Superior Internal Articular, to Vastus int. and joint. 

 Superior External Articular, to Vastus ext. and joint. 

 Azygos Articular, to synovial membrane of joint. 

 Inferior Internal Articular, to head of tibia and joint. 

 Inferior External Articular, to front of knee-joint. 



Bifurcates into j ANTERIOR TIBIAL (19) j at lower border 

 I POSTERIOR TIBIAL (20) i Poplitens muscle. 



Recurrent Tibial, on front and sides of knee-joint. 

 Muscular Brs. numerous to muscles of leg. 

 Internal Malleolar, beneath tendon of Tibialis anticus. 

 External Malleolar, to outer ankle. 



Tarsea, to tarsal joints and Ext. brev. digit. 



Dorsal Br. 



Dorsal Br. 



19. 

 Anterior 



Tibia), 



(Plates.) 



DORSALIS PEDIS 



Metatarsea j j Interossece, j ; 



Dorsalis Hallucis \ Br " to inner of S reat toe " 

 v Br. to great and 2d toes. 



Communicating, | anas ' Ext ' Plantar < Arch )' 

 I 2 Digital Brs. 



Ends in the PLANTAR ARCH. 



/ Anterior Peroneal, pierces interosseous membrane. 

 PERONEAL < Nutrient of Fibula, to that bone. 

 {-Muscular Brs. in its course. 



20. 



Posterior 



Tibial. 



(Plate 5.) 



Muscular, to Soleus, etc., on back of leg. 

 Nutrient of Tibia, the largest nutrient artery of bone. 

 Communicating Br. to the Peroneal, near its end 

 Internal Calcanean Brs. to the heel, and sole of foot. 

 Internal Plantar, along inner side of foot. 



Brs. to muscles, fascia and skin. 



Posterior Perforating (3) Branches. 



EXTERNAL PLANTAR, 



4 Digital, { Ant. Perforating Branches. 



Ends as the PLANTAR ARCH, anas, 

 with Commun. Br. of Dorsalis Pedis. 



