Manual of gynecology / by D. Berry Hart and A.H. Freeland Barbour.

  • Hart, D. Berry (David Berry), 1851-1920.
Date:
1905
Catalogue details

Licence: Public Domain Mark

Credit: Manual of gynecology / by D. Berry Hart and A.H. Freeland Barbour. Source: Wellcome Collection.

Provider: This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.

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    I). The larger follicles are much fewer in number and lie deeper in the ovary. Diameter -^th to T^oth in. c. There are also still larger follicles nearer the surface than the latter. These have advanced from the deeper layer (vide under Men- struation). Fig. 20. A Section of Whole Vagina passing through Latemal Fornix; and B Section of Upper Third passing through the Cervix Uteri (Hart). p. d. Pouch of Douglas ; ut Uterus ; o e Os Externum ; Vg Vagina ; p f Posterior Fornix ; a f Anterior Fornix ; V.u.p. Vesico-uterine Peritoneum ; Bl. Bladder. Structure of a Graafian Follicle. This consists of 1. A Tunica fibrosa and Membrana propria; 2. The Membrana granulosa, a layer of nucleated columnar epithelial cells forming the discus proligerus at one part; 3. Fluid—the liquor folliculi. The ovum (diameter T~ to T^ in.) lies in the discus proligerus; it has the following structure :— 1. External envelope—zona pellucida, a homogeneous membrane, 2. Yelk protoplasm, 3. Germinal vesicle (T^th in. diameter), 4. Germinal spot (g^^th in. diameter). Function of Ovaries. — Besides the production of ova in relation to menstruation and pregnancy, the ovaries like the thyroid and supra-renal