branchial arch
1branchial 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… …
2branchial arch — 1. Zool. 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. 2. Embryol. one of a series of archlike mesodermal thickenings of the body wall in the… …
3branchial arch — noun one of the bony or cartilaginous arches on each side of the pharynx that support the gills of fishes and aquatic amphibians • Syn: ↑gill arch, ↑gill bar • Hypernyms: ↑structure, ↑anatomical structure, ↑complex body part, ↑bodily structure, ↑ …
4branchial arch — see pharyngeal arch …
5Branchial cleft cyst — Classification and external resources Fistulography of a right branchial cleft sinus. ICD 10 Q18.0 (ILDS Q18.020) …
6Дуга Жаберная (Pharyngeal Arch, Branchial Arch), Дуга Висцеральная (Visceral Arch) — парная дугообразная хрящевая пластинка, расположенная с обеих сторон от переднего конца спинной струны эмбриона на ранней стадии его развития, которая соответствует жаберным дугам рыбы. Особое значение имеют первые две из них висцеральные дуги,… …
7arch — Any structure resembling a bent bow or an a.; an arc. In anatomy, any vaulted or archlike structure. See arcus. SYN: arcus [TA]. [thru O. Fr. fr. L. arcus, bow] abdominothoracic a. a bell shaped line defined by the lower end of the sternum and… …
8pharyngeal arch — branchial arch; = visceral arch any of the paired segmented ridges of tissue in each side of the throat of the early embryo that correspond to the gill arches of fish. Each arch contains a cartilage, a cranial nerve, and a blood vessel. Between… …
9branchial ray — the cartilaginous rod projecting out from the gill arch into the interbranchial septum which it supports and from the hyoid arch into the first hemibranch. Homologous with branchiostegal. Found in Elasmobranchii and Acanthodii …
10First pharyngeal arch — First branchial arch Diagram showing the regions of the adult face and neck related to the fronto nasal process and the branchial arches …
