In the human embryo, the vitelline duct, also known as the omphalomesenteric duct, is a long narrow tube that joins the yolk sac to the midgut lumen of the developing fetus. It appears at the end of the fourth week, when the yolk sac presents the appearance of a small pear-shaped vesicle.
U.S. National Library of Medicine
The narrow tube connecting the YOLK SAC with the midgut of the EMBRYO; persistence of all or part of it in post-fetal life produces abnormalities, of which the commonest is MECKEL DIVERTICULUM.
The numerical value of vitelline duct in Chaldean Numerology is: 5
The numerical value of vitelline duct in Pythagorean Numerology is: 3
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"vitelline duct." Definitions.net. STANDS4 LLC, 2017. Web. 27 Apr. 2017. <http://www.definitions.net/definition/vitelline duct>.