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ZIRC
Term: pharyngeal arch 2 neural crest
Note: This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name.
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 ceratohyla and hyosymplectic cartilages.
Ontology: Anatomy Ontology [ZFA:0001611]
Name: neural crest
Synonyms:
Definition: A cell population arising from the dorsolateral aspect of the central nervous system primordium during the segmentation period, and later migrating along stereotyped pathways to give rise to a diverse and well-defined set of cell types including pigment cells, peripheral neurons and glia, and head cartilage.
Ontology: Anatomy Ontology [ZFA:0000045]