Embryonic Structure
umbilical cord Audio
um·bil·i·cal cord
Subclass of:
Fetus
Definitions related to umbilical cord:
  • Extraembryonic structure that connects the fetus to the placenta. It contains two arteries and one vein.
    NCI
    U.S. National Cancer Institute, 2021
  • Flexible structure giving passage to the umbilical arteries and vein which connects the embryo or fetus to the placenta.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • The flexible rope-like structure that connects a developing FETUS to the PLACENTA in mammals. The cord contains blood vessels which carry oxygen and nutrients from the mother to the fetus and waste products away from the fetus.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • Umbilical cord, narrow cord of tissue that connects a developing embryo, or fetus, with the placenta (the extra-embryonic tissues responsible for providing nourishment and other life-sustaining functions). In the human fetus, the umbilical cord arises at the belly and by the time of birth is a...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2025
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