The development of the human body : a manual of the human embryology / by J. Playfair McMurrich.

  • McMurrich J. Playfair (James Playfair), 1859-1939.
Date:
1903
Catalogue details

Licence: In copyright

Credit: The development of the human body : a manual of the human embryology / by J. Playfair McMurrich. Source: Wellcome Collection.

Provider: This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.

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    which is the follicle proper, whose wall is formed by a layer of cells termed the stratum granulosum (Fig. 9, mg) and inclosing a cavity filled with an albuminous fluid, the liquor folliculi. At one point, usually on the surface nearest the center of the ovary, the stratum granulosum Fig. 10.—Ovum from Ovary op a Woman Thirty Years of Age. cr, Corona radiata; n, nucleus; p, protoplasmic zone of ovum; ps, peri- vitelline space; y yolk; zona pellucida.—(Nagel.) is greatly thickened to form a mass of cells, the discus proligerus {dp), which projects into the cavity of the folli- cle and encloses the ovum (0). Usually but a single ovum is contained in any discus, though occasionally two or even three may occur.
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