File:Keibel Mall 2 627.jpg

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Fig. 627 a and b. External genitalia of a female embryo of 40.2 cm vertex-breech length

vertex-breech length (measured over nape and back) and 30.1 cm. greatest head circumference. x1.5 The labia minora surround a long slit-like opening, the urogenital orifice, and present two distinct portions, an oral high portion (6 mm.) and an anal low one (1-1.5 mm.). Between the oral portions is the shallow urethral groove, between the anal portions the urogenital sinus. The hymen appears between the anal portions of the labia minora.

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Felix W. The development of the urinogenital organs. In Keibel F. and Mall FP. Manual of Human Embryology II. (1912) J. B. Lippincott Company, Philadelphia. pp 752-979.

XIX Development of the Urinogenital Organs: Excretory Glands and their Ducts | Reproductive Glands and their Duct | Urogenital Union | External Genitalia | Figures | Literature
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Cite this page: Hill, M.A. (2024, April 22) Embryology Keibel Mall 2 627.jpg. Retrieved from

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