ANTERIOR MUSCLES OF THE THIGH 



307 



III. ANTERIOR MUSCLES OF THE THIGH 



The quadriceps femoris resembles that of the horse; th(> vastus intermedius is 

 more clearly separable, and consists of two parts. Bursa? occur under the insertions 

 of the internal and external vasti, and often under the end of the biceps in the adult. 



Fig. 219 — Muscles of Left Leo and Foot of Ox, 

 Anterior View. 

 a, Peroneus tertius; a', tibialis anterior; b, an- 

 terior or long digital extensor; 6', extensor digiti tertii; 

 c, peroneus longus; rf, extensor digiti quarti; ;',!, annular 

 ligaments; k, external lateral ligament of hock joint; I, 

 branch of suspensory ligament; 20, patella; 21' , external 

 condyle of tibia; 2S, tuberosity of tibia. (After EUen- 

 berger-Baum, Anat. fiir Kunstler.) 



Fig. 220. — Muscles of Leg and Foot of Ox, Ex- 

 ternal View. 

 a, Peroneus tertius; a' , tibialis anterior; 6, ante- 

 rior or long digital extensor; b' , tendon of 6; c, peroneus 

 longus; d, extensor digiti quarti; e, deep digital flexor; 

 e', tendon of e; e" , branch of interosseus medius or sus- 

 pensory ligament; /, gastrocnemius (the soleus lies just 

 in front of /); /', tendon of /; g, tendon of superficial 

 digital flexor; h, interosseus medius or suspensory liga- 

 ment; i, I, annular ligaments; 20, patella; 21', external 

 condyle of tibia; 28, crest of tibia. (After EUenberger- 

 Baum, Anat. fur Kunstler.) 



The articularis genu or subcrureus is a small muscle which lies under the lower 

 part of the vastus intermedius, and is inserted on the suprapatellar cul-de-sac of 

 the synovial membrane. 



The capsularis is absent. 



