126 



THE DOG IN HEALTH. 



oviducts {Fallopian tuhes)^ wliere tliey become impregnated 

 by the male cells {spermatozoa) when coitus takes place. 



Fig. 7.— Sagittal Section op the Ovary of an Adult Bitch (after Waldeyer). 



©. e, ovarian epithelium ; o. t, ovarian tubes ; y. /, younger follicles ; o. f, older 

 follicle ; (1. p. discus proligerus, with the ovum ; e, epithelium of a second ovum 

 in the same follicle ; /. c, fibrous coat of the follicle ; p. c, proper coat of the 

 foUicle ; c. /, epithelium of the foUicle (membraua granulosa); a. f, collapsed 

 atrophied foUicle ; b. v, blood-vessels ; c. t, cell-tubes of the parovarium, divided 

 longitudinally and transversely ; t. d, tubular depression of the ovarian epithe- 

 lium, in the tissue of the ovary ; h. e, beginning of the ovarian epithelium, 

 close to the lower border of the ovary. 



