yolk-stalk

yolk stalk

noun
a tubular connection between the yolk sac and the embryonic gut in the developing embryo.

Origin:
1895–1900

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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American Heritage
Medical Dictionary

yolk stalk n.
A narrow ductlike part that connects the yolk sac to the middle of the digestive tract of an embryo. Also called omphalomesenteric duct.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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