. Gynecology : . r^MOk. i 4 Fig. 168.—Development of the Uterus of newborn child. The cervix shows much greater development than the body. Thefolds of the arbor vitse reach from the cervix to the top of the uterine canal. 2. Uterus of a seven-year-old child. The body is equal in development to that of the cervix. The folds of the arbor vitsereach just beyond the internal os. 3. Uterus of a mature virgin. The development of the bodyexcels that of the cervix. The folds of the arbor vitse reach only to the internal os. 4. Uterus of awoman who has borne children. The body shows a still g
. Gynecology : . r^MOk. i 4 Fig. 168.—Development of the Uterus of newborn child. The cervix shows much greater development than the body. Thefolds of the arbor vitse reach from the cervix to the top of the uterine canal. 2. Uterus of a seven-year-old child. The body is equal in development to that of the cervix. The folds of the arbor vitsereach just beyond the internal os. 3. Uterus of a mature virgin. The development of the bodyexcels that of the cervix. The folds of the arbor vitse reach only to the internal os. 4. Uterus of awoman who has borne children. The body shows a still greater development. The folds of thearbor vitse occupy only about two-thirds of the cervical canal. The external os of the cervix is dilated.(After Kustner.) As the Mullerian ducts develop in the female there is a corresponding retro-gression of the Wolffian ducts, remnants of which may later play a part in theformation of certain pelvic tumors. Retrogression of the Wolffian body and ducts begins at the seventh or e
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