Dictionary   FastHealth  Email This!

 


branchial arch

n :  one of a series of bony or cartilaginous arches that develop in the walls of the mouth cavity and pharynx of a vertebrate embryo, consist typically of a curved segmented bar or rod on each side meeting the contralateral bar or rod at the ventral end, and correspond to the gill arches of fishes and amphibians - called also pharyngeal arch , visceral arch  .
 
 

 
Published under license with Merriam-Webster, Incorporated.  © 1997-2024.







               



               



Rangely District Hospital (Rangely, Colorado - Rio Blanco County)