HORSESHOEING. 



Fig. 2. 



21 



Outer Muscles of the Hoese. — 1, cervical trapezius ; 2, dorsal trapezius ; 3, mastoido- 

 humeralis ; 4, great dorsal muscle ; 5, long abductor of the arm : 6, long extensor of the fore- 

 arm ; 7, large extensor of the forearm ; 8, short extensor of the forearm ; 9, stemo-trochinus 

 (deep pectoral) ; 10, sterno-aponeuroticus ; 11, great serratus ; 12, common extensor of the 

 metacarpus ; 13, common extensor of the toe (anterior extensor) ; 14, common extensor of 

 the long pastern (lateral extensorl ; 15, oblique extensor of the metacarpus ; 16, external flexor 

 of the metacarpus ; 17, internal flexor of the metacarpus ; 18, oblique flexor of the metacarpus ; 

 19, fascia lata ; 20, superficial gluteus (anterior portion) ; 21, middle gluteus ; 22, superficial 

 gluteus (posterior portion) ; 23 and 24, femoral biceps ; 25, semitendinosus ; 26, semimembra- 

 nosus ; 27, anterior extensor of the toe ; 28, lateral extensor of the toe ; 29, perforans muscle 

 (deep flexor of toe) ; 30, oblique flexor of the phalanges ; 31, perforatus tendon (superficial flexor 

 of phalanges) ; 32, Achilles tendon (ham-string). 



however, so shapeless as they appear while in this condition ; 

 on the contrary, they present well-arrangecJ muscular layers 

 of variable size, thickness, length, and position. (See Fig. 2.) 



