| 释义 |
umbilical vein
Thesaurus| Noun | 1. |  umbilical vein - a vein in the umbilical cord; returns nutrient blood from the placenta to the fetusvena umbilicalisvein, vena, venous blood vessel - a blood vessel that carries blood from the capillaries toward the heart; "all veins except the pulmonary vein carry unaerated blood"umbilical, umbilical cord - membranous duct connecting the fetus with the placenta |
umbilical vein
umbilical vein[əm′bil·ə·kəl ′vān] (embryology) A vein passing through the umbilical cord and conveying purified, nutrient-rich blood from placenta to fetus. umbilical vein
left um·bil·i·cal veinthe vein that returns the blood from the placenta to the fetus; traversing the umbilical cord, it enters the fetal body at the umbilicus and then passes into the liver, where it is joined by the portal vein; its blood then flows by way of the ductus venosus and the inferior vena cava to the right atrium. Synonym(s): vena umbilicalis [TA]left um·bil·i·cal vein (left ŭm-bil'i-kăl vān) Returns the blood from the placenta to the embryo; traversing the umbilical cord, it enters the embryo body at the umbilicus and then passes into the liver, where it is joined by the portal vein; its blood then flows by way of the ductus venosus and the inferior vena cava to the right atrium; the right umbilical vein disappears during the seventh week.
Synonym(s): vena umbilicalis [TA] , umbilical vein. umbilical vein
Related to umbilical vein: right umbilical veinSynonyms for umbilical veinnoun a vein in the umbilical cordSynonymsRelated Words- vein
- vena
- venous blood vessel
- umbilical
- umbilical cord
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