Epistemis

Umbilical cord

Embryology · Annexes and placenta

Figure 1. The schematic cross section of human umbilical cord covered with the umbilical cord lining, with an outer layer of umbilical epithelium, and three umbilical vessels embedded in Wharton's jelly. Both umbilical vein and umbilical arteries are devoid of tunica adventitia. Between the latter, the residual allantois is located. Wharton's jelly is a gelatinous connective tissue composed of ext
Figure 1. The schematic cross section of human umbilical cord covered with the umbilical cord lining, with an outer layer of umbilical epithelium, and three umbilical vessels…

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Previousneural crest
Category
Annexes and placenta
Difficulty
basic
Type
Diagram

Origin: Stefańska K, Ożegowska K, Hutchings G, et al. · CC BY 4.0 · Wikimedia Commons · License CC BY 4.0

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