Pharyngeal pouch (embryology)
In the embryonic development of vertebrates, pharyngeal pouches form on the endodermal side between the pharyngeal arches. The pharyngeal grooves (or clefts) form the lateral ectodermal surface of the neck region to separate the arches.
| Pharyngeal pouch | |
|---|---|
Pattern of the branchial arches. I-IV branchial arches, 1–4 pharyngeal pouches (inside) and/or pharyngeal grooves (outside) a Tuberculum laterale b Tuberculum impar c Foramen cecum d Ductus thyreoglossus e Sinus cervicalis | |
Floor of pharynx of human embryo about twenty-six days old. | |
| Details | |
| Carnegie stage | 10 |
| Identifiers | |
| Latin | sacci pharyngei |
| TE | pouch (embryology)_by_E5.4.2.0.0.1.1 E5.4.2.0.0.1.1 |
| FMA | 293063 |
| Anatomical terminology | |
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