CASTRATION OF THE BUIJ. 



87 



a general idea of the relation and position of the generative or I'eproductive 

 organs of the bnll may be had. 



Testicle — The testicle is a compound tubular gland ovoid in shape and 

 well developed with its long axis vertical. On the epididymis is a well 

 developed globus major. 



Penis — Tlie penis is round and long. It projects far under the abdomen 

 and possesses tlie well recognized S-shape curve. Its gland is small and 

 pointed. 



Prepuce — The prepuce is located well under the abdomen. It is simply 



Fig. 65 — Bull cast and tied for castration operation. 



an elastic sheath, surrounded at its external opening bj' long stiff hairs. 

 Its cavity is from ten to fifteen inches long. 



Scrotum — The scrotum is long and pendulous, and has a well marked 

 neck. It is suspended between the thighs somewhat further forward than 

 in the stallion. 



Spermatic Cord — The spermatic cord and its covering — tunica vaginalis 

 — is much longer than in the stallion. 



Inguinal Canal — This canal is long and narrow, and directed almost 

 perpendicular to the scrotum. 



Sterilization of Instruments and Cleansing Operator's Hands — Same as 

 for castration of the stallion. (See page 20.) 



Disinfection of the Operative Field — "While this step in the operative 

 procedure is usually ignored entirely or done in a perfunctory manner, 

 such neglect is inexcusable. On account of the danger of sepsis and otlier 



