436 



THE ANATOMY OF THE HORSE 



LATERAL CERVICAL REGION 



Splenius is situated on tlie superiur i);irt of tlio neck. Origin — from 

 the tlirce anterior dorsal spines. Inserlion — to the mastoid process of the 

 petrous portion of the temporal bone, Ci'cst of the occiput, wing of the 



Fio. 61.— Superficial Muscles of the Neck and Trcsk. 



Paratiflo anrioularis, turneil back, showing 34. 



parotitl pland. 35. 



17. Levator Inimeri. 30. 



Stenio-maxillaris. 37. 



Splenius. 38. 



Cen'ical port ion of serratus magntis. 39. 



Cen'ical jiortion of tra]iezius. 40. 



Dorsal portion of tnijiezius. 41. 



Latissinius tlorsi. 42. 



Costal digitations of serratus niagnus. 43. 



d. d. d. d. etc. Intercostal muscles. 44. 



Deltoid. 45. 



Postea siiinatus. 40. 



Triceits extensor brachii. 47. 



Srajmlo ulnaris. 48. 



Pectonilis transversus. 49. 



Extensor jicdis. 60. 



Extensor ossis suffraginis. 51. 

 Flexor mctacari"i externus 



Flexor nietacariii internus. 



nieilius. 



30. Obliqnus abdominis externus. 



Suiierticialis costaruni. 



filuteus inaxinius. 



Tensor vaginic fenioris. 



Gluteus externus. 



Triceps alxluctor feinoris (part). 



Seini-uienibranosus and semi-tendinosua. 



> Triceps abductor fenioris (remainder). 



45. Extensor pedis. 



Flexor pedis accessorius. 



Flexor pedis perforaus. 



Peroneus. 



Flexor pedis perforatus. " 



Gastroeneniius internus. 



Tendon of gastrocnemius exteraus. 



atlas, transverse process of the second, third, fourth, and fifth cervical 

 vertebra, and to the lateral parts of the ligamentum nuchoe. Action — to 

 draw the head on one side, when one muscle acts ; when both together to 

 erect the head. 



Compll:.\us major is situated under the splenius. Orijin — from the 



