The practice of obstetrics, designed for the use of students and practitioners of medicine . Superficial epitheliumDisintegrated surface Glandular lumen ^?^C-;{??.U/^^ —^PKit J— Depression in mucosa ^^y^\-^^,:^lf?^:J.:ll:M?S^-^^^^-^A%^-^^^— Excretory duct •- Gland-tubule Blood-vessel. Blood-vessel >-- Muscularis Fig. 4.—Mucous Membrane of a Virgin Uterus during the First Day of Menstrua-tion. X 30.—(Schafer.) of climate, it has no doubt been exaggerated, although the general rule holds thatmenstruation occurs somewhat earlier in the tropical than in the arctic or late sexu
The practice of obstetrics, designed for the use of students and practitioners of medicine . Superficial epitheliumDisintegrated surface Glandular lumen ^?^C-;{??.U/^^ —^PKit J— Depression in mucosa ^^y^\-^^,:^lf?^:J.:ll:M?S^-^^^^-^A%^-^^^— Excretory duct •- Gland-tubule Blood-vessel. Blood-vessel >-- Muscularis Fig. 4.—Mucous Membrane of a Virgin Uterus during the First Day of Menstrua-tion. X 30.—(Schafer.) of climate, it has no doubt been exaggerated, although the general rule holds thatmenstruation occurs somewhat earlier in the tropical than in the arctic or late sexual development is often noticed as a family trait. Sexualexcitement is thought to influence the advent of menstruation, and Clay * hasnoted this excitement among the hard-working factory girls of Manchester,where, in the nature of the work, there is a promiscuous mixing of sexes. In thecase of pregnancy, menstruation is nearly always suspended during the wholeperiod of gestation, recurring from six to eight weeks after the birth of the * Brit. Record of Obstet. Med., vol. i. MENSTRUATION. 23 child. Exceptions to the rule of suspended menstruation in pregnancyoccur now and then during the early months, and are explained by the fact thatthe uterine cavity is not obliterated
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectobstetrics, bookyear1
