| Term Name: | aortic arch 2 |
|---|---|
| Synonyms: | AA2, hyoid aortic arch |
| Definition: | Aortic arch that is part of pharyngeal arch 2. Aortic arch 2 is paired and is a vestigial structure. |
| Appears at: | Pharyngula:Prim-5 (24.0h-30.0h) |
| Evident until: | Hatching:Pec-fin (60.0h-72.0h) |
| Ontology: | Anatomy Ontology [ZFA:0005006] |
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