| 释义 |
branchial arch
branchial archn. See gill arch.Thesaurus| Noun | 1. |  branchial arch - one of the bony or cartilaginous arches on each side of the pharynx that support the gills of fishes and aquatic amphibiansgill arch, gill baranatomical structure, bodily structure, body structure, complex body part, structure - a particular complex anatomical part of a living thing; "he has good bone structure" |
branchial arch
branchial arch[′braŋ·kē·əl ′ärch] (vertebrate zoology) One of the series of paired arches on the sides of the pharynx which support the gills in fishes and amphibians. branchial arch
branchial archn. See gill arch.branchial arch Embryology
See Pharyngeal arch.
Zoology
One of a number of bony or cartilaginous arches which support gills on either side of the throat of fishes and amphibians.pha·ryn·ge·al arch (făr-in'jē-ăl ahrch) Typically, there are six arches in embryos of vertebrates; in the lower vertebrates, they bear gills; in the higher vertebrates (e.g., human embryos), they appear transiently and give rise to specialized structures in the head and neck.
Synonym(s): branchial arch. branchial archAny of five pairs of arched structures that form the lateral and ventral walls of the pharynx of the embryo. The first is the mandibular arch; the second is the hyoid arch; the third, fourth, and fifth arches are transitory. They are partially separated from each other externally by the branchial clefts and internally by the pharyngeal pouches. They are important in the formation of structures of the face and neck. Synonym: pharyngeal archSee also: archFinancialSeeARCHbranchial arch
Related to branchial arch: branchial arch derivativesSynonyms for branchial archnoun one of the bony or cartilaginous arches on each side of the pharynx that support the gills of fishes and aquatic amphibiansSynonymsRelated Words- anatomical structure
- bodily structure
- body structure
- complex body part
- structure
|