CHANGES IN NON-PREGNANT UTERUS 



75 



surface is for the most part arranged parallel to it, the cells 

 immediately below the epithelium forming a kind of basement- 

 membrane. (6) The superficial portion of the mucosa is supplied 

 only by capillaries. (7) The line of junction of mucosa and 



a 



FIG. 6. Section through wall of vagina (upper part) of monkey. 



a, Epithelium ; b, sub-mucous layer ; c, lymphatic gland ; d, nerve ; 

 e, Pacinian body ; /, fat cells. 



muscle-wall is irregular, and there is no special muscularis mucosa?. 

 Whether the human uterus is really ever in a state of rest is open 

 to question, since there is no ancestrum, and the constructive stage 

 follows very rapidly if not immediately upon the stage of repair. 



The Constructive Stage. During this stage the stroma of the 

 uterus undergoes a process of growth. This is brought about partly 



