The umbilical cord is formed from the attachment peduncle, which allows the connection between the embryo and the trophoblastic envelope. The anatomy of
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Dissection of the uterus in the latter stages of pregnancy, showing the foetus, placenta and umbilical cord. Coloured line engraving by W.H. Lizars, ca. 1827.
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Above: The structure of the human umbilical cord with a
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Disorders of the Umbilicus: Practice Essentials, Anatomy, Pathophysiology
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Axis Scientific Placenta Model with Removable Umbilical Cord
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