| Name: | pharyngeal arch 2 |
|---|---|
| Synonyms: | hyoid arch, visceral arch 2 |
| Definition: | The second pharyngeal arch, also known as the hyoid arch, forms jaw support structures. Anteriorly positioned cranial neural crest cells, which align with rhombomeres 4/5, contribute to the hyoid arch structures including the ceratohyal and hyosymplectic cartilages. |
| Ontology: | Anatomy Ontology [ZFA:0001611] |
| Symbol: | twist1a | ||||||||||||
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| Name: | twist family bHLH transcription factor 1a | ||||||||||||
| Previous Names: | twist-1, twist1, twist1b (2), wu:fd04c01, zgc:101115 | ||||||||||||
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| Location: | Chr: 19 Mapping Details/Browsers | ||||||||||||
| Name: | increased amount |
|---|---|
| Synonyms: | accessory, increased, increased number, present in greater numbers in organism, supernumerary |
| Definition: | An amount which is relatively high. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000470] |