. A laboratory manual and text-book of embryology. Embryology. THE UTERUS DURING MENSTRUATION AND PREGNANCY 241 outlined cubical cells, and an outer syncytial trophoderm layer (Fig. 235). The epithelium also forms solid columns of cells which anchor the ends of certain villi to the maternal tissue. Islands, or nodes of epithelial cells, are attached to the Border cleft Posterior lip of os uteri Border zone. Apex of dccidua Cervical canal Fig. 233.—Section through a gravid uterus of twelve to fourteen days (Kollmann's Atlas). villi or lie free in the decidua basalis and represent portions of th
. A laboratory manual and text-book of embryology. Embryology. THE UTERUS DURING MENSTRUATION AND PREGNANCY 241 outlined cubical cells, and an outer syncytial trophoderm layer (Fig. 235). The epithelium also forms solid columns of cells which anchor the ends of certain villi to the maternal tissue. Islands, or nodes of epithelial cells, are attached to the Border cleft Posterior lip of os uteri Border zone. Apex of dccidua Cervical canal Fig. 233.—Section through a gravid uterus of twelve to fourteen days (Kollmann's Atlas). villi or lie free in the decidua basalis and represent portions of the primitive troph- ectoderm. In the vessels of the chorionic villi the chorionic circulation of the embryo is established. The blood-vessels of the uterus open into the intervillous 16. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Prentiss, Charles William, 1874-1915. Philadelphia, London, W. B. Saunders
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectembryology, bookyear1
