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allantoic stalk

allantoic stalk in Medicine

allantoic stalk n.
The narrow connection between the intraembryonic portion of the allantois and the extraembryonic allantoic vesicle.

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