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. [ ORCiD:0000-0002-9900-7880 http://zfin.org/ZDB-PUB-131119-6 http://zfin.org/ZDB-PUB-010912-16 GOC:ymb http://zfin.org/ZDB-PUB-961014-985 ]
Synonyms: pharyngeal arches
Term information
Term relations
- multi-tissue structure
- pharyngeal arch
- existence starts during or after some segmentation:10-13 somites
- part of some head