National Cancer Institute Thesaurus

Last uploaded: July 2, 2026
Id http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C34055
http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C34055
Preferred Name

Extraembryonic Structure

Definitions
Any anatomical structure that arises from the zygote but is external to the developing embryo.
Synonyms
Extraembryonic Structure
Type http://www.w3.org/2002/07/owl#Class
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