omphaloenteric duct


yolk stalk

the narrowed connection between the intraembryonic gut and the yolk sac; its walls are splanchnopleure. Synonym(s): omphaloenteric duct, ophaloenteric duct, umbilical duct, vitelline duct, vitellointestinal duct

om·pha·lo·en·ter·ic duct

(om'fă-lō-en-ter'ik dŭkt) Narrowed tubular connection between the embryonic midgut and umbilical vesicle (yolk sac).
Synonym(s): omphalomesenteric duct, yolk stalk.