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extraembryonic endoderm

An extraembryonic epithelium that is formed by the delaminated cells of the primitive endoderm (hypoblast) that goes on to form the yolk sac. In mammals, as in avians, these cells do not produce any part of the newborn organism (i.e. they are extraembryonic).

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Type Organ

Frequently Asked Questions

What is the extraembryonic endoderm?

An extraembryonic epithelium that is formed by the delaminated cells of the primitive endoderm (hypoblast) that goes on to form the yolk sac. In mammals, as in avians, these cells do not produce any part of the newborn organism (i.e. they are extraembryonic).

References

  1. UBERON — UBERON:0008945 Cross-species anatomy ontology (EMBL-EBI Ontology Lookup Service)

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Data sources: Terminologia Anatomica, Foundational Model of Anatomy, Wikidata.