| Name: | Kupffer's vesicle |
|---|---|
| Synonyms: | ciliated organ of asymmetry |
| Definition: | Small but distinctive epithelial sac containing fluid, located midventrally posterior to the yolk cell or its extension, and transiently present during most of the segmentation period. Kupffer's vesicle has been compared to the mouse embryonic node. |
| Ontology: | Anatomy Ontology [ZFA:0000001] |
| Name: | irregularly shaped |
|---|---|
| Synonyms: | |
| Definition: | A shape quality inhering on a bearer by virtue of a bearer's shape lacking in pattern or uniformity; for example, it may have sides of different lengths, different curvatures, or unequal angles. |
| Ontology: | Phenotypic Quality Ontology [PATO:0005020] |