Branchial Region

Gälbågsregion

Svensk definition

Område som innehåller parvis uppträdande gälbågar hos vattenlevande, lägrestående ryggradsdjur och hos embryon hos högrestående ryggradsdjur. Hos de sistnämnda omvandlas gälbågarna så småningom till d elar av hals och öron.

Engelsk definition

A region, of SOMITE development period, that contains a number of paired arches, each with a mesodermal core lined by ectoderm and endoderm on the two sides. In lower aquatic vertebrates, branchial arches develop into GILLS. In higher vertebrates, the arches forms outpouchings and develop into structures of the head and neck. Separating the arches are the branchial clefts or grooves.

Svenska synonymer

Brankial region

Engelska synonymer

Branchial Regions Region, Branchial Regions, Branchial Branchial Clefts Branchial Cleft Cleft, Branchial Clefts, Branchial Pharyngeal Clefts Cleft, Pharyngeal Clefts, Pharyngeal Pharyngeal Cleft Pharyngeal Grooves Groove, Pharyngeal Grooves, Pharyngeal Pharyngeal Groove Branchial Grooves Branchial Groove Groove, Branchial Grooves, Branchial Branchial Arch Arch, Branchial Visceral Arches Arches, Visceral Pharyngeal Arches Arches, Pharyngeal Visceral Arch Arch, Visceral Branchial Arches Arches, Branchial Pharyngeal Arch Arch, Pharyngeal Archs, Pharyngeal Pharyngeal Archs