URO-GENITAL SYSTEJI 



175 



anterior and posterior portion. There are numerous lymph nodules 

 in the posterior cavity. A cul-de-sac is usually present in the an- 

 terior portion. Calculi are of common occurrence in the cul-de-sac. 



Sow 



The genital organs of the sow consist of: ovaries, fallopian tubes, 

 uterus, vagina and vulva. The mammary glands are usually con- 

 sidered as accessories. 



The ovaries of the sow are usually irregularly lobu'lated due to 

 follicles and corpora lutea. They are rounded but present a liilns 



Fig. 33. Testicles of boar. O, testes; P,R, epididymis; S,T, spermatic cord. 



(White's Castration.) 



that contacts the fimbriated ampulla of the fallopian tubes. The 

 fa^opian tubes are relatively short and extend from the ovary to 

 the extremity of the horn of the uterus. 



The uterus is composed of a short body, the bifurcation of which 

 forms the horns. The body rarely exceeds 2 inches in length. The 

 horns are relatively long and irregularly flexuous. They are. loosely 

 suspended by the broad ligaments. 



The vagina is about 5 inches in length and is relatively small in 

 caliber.' The vulva is 3 to 4 inches in length and presents a superior 

 commissure that is rounded and an inferior pointed commissure. 



