36 



HORSESHOEING. 



thick-walled, very elastic tubes, without valves, and carry 

 bright-red blood, which flows in spurts, as can be seen when an 

 artery is cut. If a finger be pressed lightly over an artery lying 



Fig. 21. 



. side view of forefoot, showing blood-vessels and nerves : a, digital artery ; b, anterior artery 

 of tlie OS suifraginis ; d, anterior coronary artery, or circumflex artery of the coronet ; e' pre- 

 plantar ungual artery ; /, inferior communicating arteries passing out from the semilunar 

 artery of the os pedis, through minute holes just above the lower border of the bone ; they 

 unite to form (/') the circumflex artery of the toe ; A, digital vein ; B, superficial venous 

 plexus of coronary band and lateral cartilage ; C, podophyllous venous plexus ; G, circumflex 

 vein of the toe ; 1, plantar nerve ; 2, anterior digital branch of same ; 3, posterior digital branch 

 of same ; 4, small cutaneous branches of same. 



near the surface, the blood-wave can be felt as a light stroke 

 (pulse). The character of the pulse is important, because in 

 inflammations of the pododerm or horn-producing membrane 

 of the foot we can ascertain by feeling that the pulse is stronger 



