A section through the implanted embryo with a part of the myometrium (Myo.) and the entire intervening mucosa. Parts of a few uterine glands are filled but not distended with blood. A cystic gland (Gl.) is seen on the left side of the figure. A large branched venous sinus partly surrounds the border zone of the embryo. Section 428.
Fig. 16. Heuser et al., 1945.
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Keywords: cystic gland, embryo, myometrium, uterine gland
Source: The Virtual Human Embryo.