Synonyms: branchial arches
Stage Range: NF stage 27 to undefined
Definition: 'The pharyngeal arches (which develop into the branchial arches) are anlage for a multitude of structures. Each pharyngeal arch has a cartilaginous stick, a muscle component which differentiates from the cartilaginous tissue, an artery, and a cranial nerve. Each of these is surrounded by mesenchyme. Arches do not develop simultaneously, but instead possess a "staggered" development.'
Component Anatomy Items:
References: NCBO BioPortal, Ontology Lookup Service