Treatise on gynaecology : medical and surgical . Fig. 137.—Development op the External Genital Organs (Eceer). 1. Lower portion of an embryoat the eighth week; hermaphrodite stage, enlarged two diameters, e, Glans at the summit of the genitaltubercle ; /, genital groove ending behind at the anus and thus forming part of the cloaca ; hi, genitalfolds ; s, extremity of the body of the embryo ; n, umbilical cord. 2. Embryo at about the tenth week,female, a, Anus ; ug, uro-genital sinus ; n, edges of genital furrow or labia minora. 3. Embryo a littleyounger than the preceding, to show the stage wh
Treatise on gynaecology : medical and surgical . Fig. 137.—Development op the External Genital Organs (Eceer). 1. Lower portion of an embryoat the eighth week; hermaphrodite stage, enlarged two diameters, e, Glans at the summit of the genitaltubercle ; /, genital groove ending behind at the anus and thus forming part of the cloaca ; hi, genitalfolds ; s, extremity of the body of the embryo ; n, umbilical cord. 2. Embryo at about the tenth week,female, a, Anus ; ug, uro-genital sinus ; n, edges of genital furrow or labia minora. 3. Embryo a littleyounger than the preceding, to show the stage which precedes the indication of the sex. 4. Male embryoat the end of the fourth month. the middle and lower parts blend and constitute the vagina anduterus; this union begins at the inferior iDortion, and the short con-duit so formed communicates with the cloaca. At the end of thesecond month the two Miillerian canals are in apposition but stillseparated throughout their whole extent, except at the orifice, by aseptum which results from tlieir
Size: 2279px × 1097px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdec, booksubjectgynecology, booksubjectwomen
