Assertion: umbilical vein | /r/HasProperty | a blood vessel
Facets:
Source sentences:
text: The umbilical vein is a blood vessel present during fetal development that carries oxygenated blood from the placenta to the growing fetus.
text: The umbilical vein is a blood vessel that is uniquely associated with a developing fetus.
text: The umbilical vein is a blood vessel present during fetal development that carries oxygenated blood from the placenta to the growing fetus.