MUSCLES OF THE ARM AND FORE-LEG 



449 



blends. Action — to assist the pc.forans and perforatus in flexing the 

 knee, etc. 



Extensor suffraginis is situated on the postero-external part of the 



Fio. 65.— View of the External MuscLEf? Of the Haunch and Thigh. 



1. Gluteus maximns. 



2. Gluteus externus. 



3. Tensor vaginae femoris. 



4. Vastus externus. 



5. 5. 5. Triceps abductor femoris. 



6. 7. Biceiis rotator tibi.alis, or semi-membra- 



nosus and semi-tendinosus. 



8. Extensor pedis. 



9. Peroneus. 



10. Plantaris. 



11. Gastrocnemius intemus. 



12. Gastrocnemius externus. 



fore-arm. Oriyin — from a tubercle in the posterior and external part 

 of the radius; from the above bone as far down as the ulna reaches, 

 and from the shaft border of the ulna. Insertion — to the supero-anterior 

 part of the os suflfraginis, and to the capsular ligament of the fetlock 

 joint. Action — to extend the fetlock. 



