24 VETERINARY OBSTETRICS. 



The Ovaries. 



These organs, two in number, resemble very much, 

 in shape and size the testes of male animals, but are 

 always comparatively smaller. They are situated in 

 the sub-lumbar region, being suspended at the anterior 

 extremity by the broad ligament. Each ovary consists. 



Fig. io. 



Ovary Opened Vertically. 



a, a, b, b, Graafian Vesicles at different stages of development. 



of a serous covering externally, the tunic or covering- 

 proper of the ovary, a number of Graafian vesicles, 

 each of which contains a number of ova, and on the 

 presence of these vesicles and the ova the life of the 

 future animal depends. 



Fig. II. 

 Graafian Vesicle and Ovum. 



Mammary Glands or Mammae. 



The mammae of the Mare are situated in the 

 inguinal region, and are formed of two hemispherical 



