| Name: | optic fissure |
|---|---|
| Synonyms: | choroid fissure, optic fissures |
| Definition: | Groove that is in the ventral optic cup and through which blood vessels pass to the enclosed mesenchyme. |
| Ontology: | Anatomy Ontology [ZFA:0001284] |
| Name: | anatomical margin |
|---|---|
| Synonyms: | edge, margin |
| Definition: | Fiat anatomical region extending a short distance from the boundary of an object inwards. |
| Ontology: | Spatial Ontology [BSPO:0000006] |