I0(j 



THE HORSE IN HEALTH AND DISEASE 



when they are disfharRCil fniin the surface of the ovarj'. The 

 uterine eml joins the wunib. "ilicir function is to convey the ova 

 to the uterus. 



Tlie uterus, or womb, is a hollcjw, muscular or^an situated in the 

 abdominal cavity, from the walls of which it is suspended by the 

 broad ligaments. It consists of two horns, the body, and the neck. 



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V\%. 34. — Genital organs of mare, lateral view: 1, Left ovary; 2, fallopian 

 tube; 3, 4, .5, uterus; .5', cervi.x of uterus, and 5", os uteri, seen through window 

 cut in vagina; 6, broad ligament of uterus; 6', round ligament of same; 7, 

 vagina; 8, 9, lips of vulva; 9' and 9", commissures of vulva; 10, constrictor 

 muscle; 11, erectile gland; 12, wall of abdomen; 13, kidney; 14, ureter; 15, 

 bladder; 16, urethra; 17, rectum: is, anus; 19 and 19', 20, 2i, 22, 23, muscles; 

 a, a', a", b, c, arteries; d, ischium; ., pubis; /, ihum. {.Vfter Ellenberger, in 

 Leisering's Atlas ) 



The horns are alj(jut 10 inches lonti and rounded at the anterior 

 ends. The liody is about G inches in length and cylindric in shape. 

 The neck or cervi.x is the constricted part which joins the vagina. 

 In the uterus the fetus is developed. The fetus is retained and 

 nourished in the uterus until it is able to maintain a separate exist- 

 ence. 



The vagina is a tubular organ which connects the uterus and the 

 vulva. It is about 10 inches long, and is lined with mucous mem- 

 brane thrown up into folds that are effaced when the fetus is 



