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OBO ID: ZFA:0001306
Term Name: pharyngeal arch Search Ontology:
  • pharyngeal arches
Definition: One of a series of paired bony or cartilaginous arches that develop along the lateral walls of the foregut. The pharyngeal arches have developmental contributions from endoderm, mesoderm, and neural crest cells and are separated by anterior lateral endoderm out-pockets known as pharyngeal pouches. There are seven pharyngeal arches. (3)
Appears at: Segmentation:10-13 somites (14.0h-16.0h)
Evident until: Adult (90d-730d, breeding adult)
  • TAO:0001306
Ontology: Anatomy Ontology
expand   PHENOTYPE