National Cancer Institute Thesaurus

Last uploaded: February 23, 2024
Preferred Name

Chorioallantoic Membrane

Synonyms

chorioallantoic membrane

Chorioallantoic Membrane

Definitions

An extraembryonic, vascular structure that is found in the eggs of amniotes; in humans the inner membrane forms the amniotic sac, and the outer membrane forms the chorion, which is part of the placenta.

ID

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C28216

ALT_DEFINITION

The membrane in hens' eggs that helps chicken embryos get enough oxygen and calcium for development. The calcium comes from the egg shell.

code

C28216

DEFINITION

An extraembryonic, vascular structure that is found in the eggs of amniotes; in humans the inner membrane forms the amniotic sac, and the outer membrane forms the chorion, which is part of the placenta.

FULL_SYN

chorioallantoic membrane

Chorioallantoic Membrane

label

Chorioallantoic Membrane

Legacy Concept Name

Chorioallantoic_Membrane

Preferred_Name

Chorioallantoic Membrane

prefixIRI

Thesaurus:C28216

Semantic_Type

Embryonic Structure

UMLS_CUI

C0178551

subClassOf

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C22188

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