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Home  »  Anatomy of the Human Body  »  FIG. 29

Henry Gray (1825–1861). Anatomy of the Human Body. 1918.

FIG. 29




Diagram of a transverse section, showing the mode of formation of the amnion in the chick. The amniotic folds have nearly united in the middle line. (From Quain’s Anatomy.) Ectoderm, blue; mesoderm, red; entoderm and notochord, black.