Branchial Region |
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| Branchial Arch; Pharyngeal Arch; Visceral Arch; Arch, Branchial; Arch, Pharyngeal; Arch, Visceral; Arches, Branchial; Arches, Pharyngeal; Arches, Visceral; Archs, Pharyngeal; Branchial Cleft; Branchial Regions; Cleft, Branchial; Clefts, Branchial | |
| Region containing paired arched columns that bear gills in lower aquatic vertebrates and appear in the embryos of higher vertebrates in comparable form. In higher vertebrates the arches are subsequently modified into structures of the neck and ear. | |