| Name: | gill |
|---|---|
| Synonyms: | gills |
| Definition: | Compound organ that consists of gill filaments, gill lamellae, gill rakers and pharyngeal arches 3-7. The gills are responsible for primary gas exchange between the blood and the surrounding water. |
| Ontology: | Anatomy Ontology [ZFA:0000354] |
| Name: | respiratory system development |
|---|---|
| Synonyms: | |
| Definition: | The progression of the respiratory system over time from its formation to its mature structure. The respiratory system carries out respiratory gaseous exchange. |
| Ontology: | GO: Biological Process [GO:0060541] QuickGO AmiGO |