Search Ontology:
Anatomy Ontology

pharyngeal arch 1

Term ID
ZFA:0001612
Synonyms
  • mandibular arch
  • visceral arch 1
Definition
The first pharyngeal arch, also known as the mandibular arch, forms the jaw. The first pharyngeal arch gives rise to elements of the jaw, with the most anteriorly positioned cranial neural crest cells contributing to mandibular arch structures, including Meckel's and palatoquadrate cartilages that constitute the lower and upper jaw respectively. (3)
Appears at
Segmentation:10-13 somites (14.0h-16.0h)
Evident until
Adult (90d-730d, breeding adult)
References
  • TAO:0001595
Figures
Ontology
Anatomy Ontology
Relationships
Expression
Genes with most Figures
Thisse recommended In Situ Probes
Antibody Labeling
Phenotype
Phenotype caused by Genes
Your Input Welcome
We welcome your input and comments. Please use this form to recommend updates to the information in ZFIN. We appreciate as much detail as possible and references as appropriate. We will review your comments promptly.
Please check the highlighted fields and try again.
Thank you for submitting comments. Your input has been emailed to ZFIN curators who may contact you if additional information is required.
Oops. Something went wrong. Please try again later.