PHYSIOLOGICAL PROPERTIES OF GONADS 



147 



t^~^-^?S?Sg?^*-?4-^-.*^i«''i. ■' ■■ 



Fig. 11 Portion of 232-day ovarian graft (same graft as figs. 3, 4,5,7, and 8), 

 showing atretic follicles and interstitial cells. A, atretic follicle (no trace of 

 ovum remains) ; B, follicle in more advanced atresia with slight remnant of fol- 

 licular cavity (fc); C, interstitial cell masses, /c, follicular cavity; Si, stratum 

 granulosum. 



