| Term Name: | aortic arch 4 |
|---|---|
| Synonyms: | AA4 |
| Definition: | Aortic arch that is part of pharyngeal arch 4. The paired aortic arch 4 arteries branch directly from the ventral aorta to the lateral dorsal aorta, and are retained as the branchial arteries providing circulation through the gills in the adult. |
| Appears at: | Hatching:Long-pec (48.0h-60.0h) |
| Evident until: | Adult (90d-730d, breeding adult) |
| Ontology: | Anatomy Ontology [ZFA:0005008] |
Show Anatomy Details