| Term: | extraembryonic structure anatomical region |
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| Note: | This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name. |
| Name: | extraembryonic structure |
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| Synonyms: | extraembryonic structures |
| Definition: | Anatomical structure that is contiguous with the embryo and is comprised of portions of tissue or cells that will not contribute to the embryo. |
| Ontology: | Anatomy Ontology [ZFA:0000020] |
| Name: | anatomical region |
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| Synonyms: | |
| Definition: | A 3D region in space without well-defined compartmental boundaries; for example, the dorsal region of an ectoderm. |
| Ontology: | Spatial Ontology [BSPO:0000070] |