| 单词 | branchial arch |
| 释义 | branchial archnounZoology. one of a series of bony or cartilaginous arches on each side of the pharynx that support the gills of fishes and aquatic amphibians; gill bar. Embryology. one of a series of archlike mesodermal thickenings of the body wall in the pharyngeal region of the embryo of amphibians, reptiles, birds, and mammals. Also called gill arch, visceral arch. Origin of branchial archFirst recorded in 1870–75 Words nearby branchial archbrancher enzyme, branches of government, branchi-, branchia, branchial, branchial arch, branchial cell, branchial cleft, branchial duct, branchial groove, branchial pouch Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Medical definitions for branchial archbranchial arch n.Any of usually six embryonic arches that give rise to specialized structures in the head and neck in the higher vertebrates.gill arch pharyngeal arch visceral arch The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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