vitelline duct

(redirected from Yolk-stalk)
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vitelline duct

[vī′tel‚ēn ′dəkt]
(embryology)
The constricted part of the yolk sac opening into the midgut region of the future ileum. Also known as omphalomesenteric duct; umbilical duct.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
During embryonic development, though the transfer of nutrients from yolk is directed to circulation by endocytosis (Lambson, 1970), close to the hatch, the yolk is transported to intestine through yolk-stalk (Esteban et al., 1991; Noy et al., 1996).