THE MUSCLES OF THE LEG AND FOOT 



291 



(lowTiward. The superficial flexor lies between the two heads and is adherent to 

 tile outer one (Fig. 459). 



Relations. — Anteriorly, the stifle joint, the superficial flexor, popliteus, deep 

 flexor, popliteal vessels, anil tibial nerve; internally (above), the semitendinosus, 



\ 

 Semilendinonii 



^^ 



>. 

 Gaslructietniuii +' 



PopliUus 



Long (ligitid jhxor 



Tibialis poatiriur 



Gastrocncmiu.s teiulon 



Deep digital flexor -gry, 



Supcrjicud flexor leiiilun " mjMi 



r I'atdla 



f--- (^Y<&7 oj libia 



Check ligament 



Superficial flexor tendon — 



Deep flexor tendon 



Suspensory ligament,.. 



Anterior or long digital extensor 

 i ^B^W Tibialis anterior 



' Peroiteits l( rtius 



ry Proximal annular ligament 



J Internal malleolus 



Inner (cunean) tendon of tibialis anterior 



I)isl(d annular ligament 



Anl(rior extensor tendon 



Branch of suspensory ligament 

 to extensor tendon 



Fig. 203. — Muscles of Leg .\xd Foot of Horse, Internal View. 

 r', Tendon of semitentlinosus; w, gracili-s; x, sartorius; y, vastus internus. (After EUenberger-Baum, Anat. 



fiir Kiinstler.) 



semimembranosus, and adductor, (below) the fascia and skin; externally (above), 

 the biceps femoris and peroneal (anterior tibial) nerve, (below) the fascia and skin. 



Blood-supply. — Popliteal artery. 



Nerve-supply. — Tibial nerve. 



