Identifier: scienidw00lusk (find matches)
Title: The science and art of midwifery
Year: 1897 (1890s)
Authors: Lusk, William Thompson, 1838-1897
Subjects: Obstetrics Women Pathology
Publisher: New York, D. Appleton
Contributing Library: Yale University, Cushing/Whitney Medical Library
Digitizing Sponsor: Open Knowledge Commons and Yale University, Cushing/Whitney Medical Library

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inution of the adiposetissue. The labia majora act as a sortof valve, which closes the orificeof the vagina, whence the termvulva — i. e., valva, the folding-door of the ancients. When thelabia are full and well rounded,they arc approximated closely to-gether, and form the vulva cmi-niveilS. With the loss of adiposetissue, a gaping of the flaccid labiaensues, and forms the vulva Man8. The labia offer an external and internal surface. The outer surface presents the usual characteristics of tegumentary tissue, and is abun-dantly supplied with large sebaceous glands. The inner surface is inall respects like a mucous membrane, except that it possesses seba-ceous glands ill place of mucous follicles. The subcutaneous tissue16 composed of connective tissue, rich in elastic elements, and con-taining fatty lobules continuous with the underlying adipose structure.It furnishes support to an abundant venous plexus, to which thefcurgescence of the labia in prurUu,aad under sexual excitement, is
Text Appearing After Image:
i>f j_reiieiatin (inmajus ; 2, fOUT- Fro. 1.—The external partstlw virgin), l, labiumchette : :i. the aympha ; t. elans clitoridis ;5. meatus urethras ; . vestibule ; 7. orificeof vagina; 8, hymen; it. orifice t theglands of Duverney ; 10, anal orifice.(Sappey.) FEMALE ORGANS OF GENERATION. 3

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