amnion

Reproductive

3D model: amnion
amnion
3D models: Browne, Kristen, and Heidi Schlehlein. 2026. 3D Reference Organ Set for Female, v1.10. https://doi.org/10.48539/HBM637.DWBM.744. HuBMAP CCF 3D Reference Object Library, https://humanatlas.io/3d-reference-library. Licensed under CC BY 4.0.

In 1 atlas

Definition

The thin innermost layer of the extraembryonic membranes that contains the amniotic fluid; the membrane forms a closed sac in which the embryo and later, the fetus, is suspended and protected.

Source: UBERON · Licence: CC-BY-3.0

Definition from the Uberon multi-species anatomy ontology (Mungall CJ et al., Genome Biology 2012, 13:R5), https://obophenotype.github.io/uberon/, licensed under CC BY 3.0 (https://creativecommons.org/licenses/by/3.0/).

Neighbouring structures

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Wikipedia (English)

Identifiers

FMA
80223
UBERON
0000305
Wikidata
Q473749