MANUAL FOR STABLE SERGEANTS. 



19 



deep flexor tendon. At the lower end of the first phalanx the tendon 

 divides into two branches which become attached one on either 

 side of the upper end of the second phalanx. The tendon of this 



Fig. 4.— Deeper muscles of horse, d, Sterno-cephalicus; /,long head of triceps; 

 /' lateral head of triceps: g, anterior superficial pectoral; /;, posterior deep pectoral 

 h', anterior deep pectoral; ?'_, serratus thoracis; i', serratus cervicis; I, ol^liquus 

 abdominis externus, and l', its aponeurosis, the posterior part of which has been 

 removed; m, serratus dorsalis posterior; p, gluteus medius; r, semitendinosus ; 

 s, sacro-coccygeus dorsalis; t, sacro-coccvgeus lateralis; u, coccygeus; v', biceps 

 brachii; x, rhomboideus; y, y' , longissinius capitis et altantis; ,", supraspinatus; 

 z' , infraspinatus; 1' , cartilage of scapula; 2, spine of scapula; 5, lateral tuberosity 

 of humerus; 6, deltoid tuberosity; 8, olecranon; 16, tuber coxae; 19, trochanter 

 major; 20, patella; 21', lateral condyle of tibia; 26, transverse processes of cervical 

 vertebrae; 27, parotido-auricuiaris; 28, vastus lateraUs; 28', rectus fenoris; 28", 

 trochanter tertius; 29, semimembranosus; 30, gastrocnemius; 31, sacro-sciatic 

 ligament; 32, omo-hvoideus; 33, complexus; 3j, rectus capitis ventralis major; 

 35, spinalis dorsi; 56/longissimus dorsi; 37, longissimus costarum; 38, teres minor; 

 39, brachialis: 40, external intercostal; ^1, obliquus abdominis internus; 42, iliacus; 

 43, transversus abdominis. (After EIlenberger-Baum, Anat. fiir Kiinstler.) 

 (From Sisson's Anatomy of the Domestic Animals; copyright, W. B. Saunders 

 Co.) 



muscle lies behind the cannon, immediately under the skin, and 

 covers the deep flexor tendon. 



Action. — To flex the knee, fetlock, and pastern. 



