extraembryonic structure umbilical cord http://upload.wikimedia.org/wikipedia/commons/f/f3/Umbilicalcord.jpg BTO:0001415 funiculus umbilicalis yolk stalk UMLS:C0041633 EHDAA:158 EHDAA2:0000312 UBERON:0002331 birth cord MAT:0000280 GAID:517 CALOHA:TS-1078 See notes for connecting stalk NCIT:C34320 chorda umbilicalis EV:0100127 connecting stalk The connecting cord from the developing embryo or fetus to the placenta. During prenatal development, the umbilical cord comes from the same zygote as the fetus and (in humans) normally contains two arteries (the umbilical arteries) and one vein (the umbilical vein), buried within Wharton's jelly. The umbilical vein supplies the fetus with oxygenated, nutrient-rich blood from the placenta.property_value, external_definition the umbilical arteries return the deoxygenated, nutrient-depleted blood[WP]. OpenCyc:Mx4rvyewDJwpEbGdrcN5Y29ycA MIAA:0000280 MESH:A16.254.789 The connecting cord from the developing embryo to the placenta. FMA:85541 EMAPA:26115 umbilical funiculus umbilicalis uberon EFO:0001415