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A MANUAL OF VETERINARY PHYSIOLOGY 



union between the vascular and insensitive sole is brought about by 

 the papillae on the surface of the former. The extraordinary length 



Fig. 229. — A Vertical Section through the Foot, One-Quarter of its 

 Distance from the Toe to the Bulbs of the Heel (Fig. 228, 8). 



1, The pedal bone ; 2, the horn wall ; 3, the sensitive laminae ; 4, the sensitive 

 sole ; 5, the horn sole ; 6, the junction between wall and sole ; 7, the margin 

 of sole capable of bearing weight. 



Fig. 230. — A Vertical Section through the Foot, One-Half the Distance 



BETWEEN THE TOE AND THE BULBS OF THE HEEL. 



i, The lateral cartilage ; 2, the pedal bone ; 3. the sensitive laminae ; 4, anterior 

 portion of foot-pad ; 5, the sole ; 6, the weight-bearing portion of the sole. 



and number of these can only be appreciated by examining the 

 parts under water. 



The sole and wall are united in a distinctive manner, and the union 



