100 INTRODUCTION TO SEXUAL PHYSIOLOGY 



investigators state that tliey have an identical origin with the 

 latter, both being derived from the primitive germinal epithelium 

 and not from the connective tissue. The stimulus for the 



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^KJ. 67.— Section through rat's kidney, into the tissue of which an ovary 

 liad been transplanted. (From Marshall and Jolly, (luar. J oar. of 

 E, I ■periiaaii tnl Ph //.^ iolo(jij. ) 



(//• Artery ; c.l., corpus luteum ; q.f., (Traatian follicle ; ///., glomerulus 

 of kidney ; ovM., ovarian stronia ; r.t., renal tubule ; z.gJ,., zone of 

 granulation tissue between ovarian tissue and tissue of kidney. 



