| Name: | swim bladder |
|---|---|
| Synonyms: | gas bladder |
| Definition: | The swim bladder is a double-chambered organ located in the coelom and used to maintain buoyancy and may function as an acoustic resonator. The zebrafish does not appear to have a gas gland, but it is not yet clear if there are gas producing cells distributed more widely. |
| Ontology: | Anatomy Ontology [ZFA:0000076] |
| Name: | circular |
|---|---|
| Synonyms: | round, rounded |
| Definition: | A shape quality inhering in a bearer by virtue of the bearer's being such that every part of the surface or the circumference is equidistant from the center. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000411] |