- branchial groove
- Embryol.one of a series of rudimentary depressions on the surface of the embryo between adjacent branchial arches, homologous to the branchial clefts of gill-breathing ancestral forms. Also called visceral groove.
Useful english dictionary. 2012.
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branchial groove — Embryol. one of a series of rudimentary depressions on the surface of the embryo between adjacent branchial arches, homologous to the branchial clefts of gill breathing ancestral forms. Also called visceral groove. * * * … Universalium
branchial groove — the horizontal groove in which gill openings are found in the larval ammocoetes of lampreys (Petromyzontidae) … Dictionary of ichthyology
branchial fistula — a cutaneous fistula running between the side of the neck and the pharynx, resulting from failure of closure of the second pharyngeal (branchial) groove and second pharyngeal pouch; called also cervical f … Medical dictionary
groove — A narrow, elongate depression or furrow on any surface. SEE ALSO: sulcus. alveolobuccal g. the upper and lower half of the buccal vestibule on each side. SYN: alveolobuccal sulcus, gingivobuccal g., gingivobuccal sulcus. alveololabial g. 1. the… … Medical dictionary
Branchial cyst — Also called a branchial cleft cyst, this is a cavity that is a remnant from embryologic development present at birth in one side of the neck just in front of the large angulated muscle on either side (the sternocleidomastoid muscle). The cyst may … Medical dictionary
branchial cleft — noun one of a series of slit openings in the pharynxes of fishes and aquatic amphibians through which water passes • Syn: ↑gill slit, ↑gill cleft • Hypernyms: ↑structure, ↑anatomical structure, ↑complex body part, ↑bodily structure, ↑ … Useful english dictionary
branchial sinus — an abnormal cavity or space that opens externally on the inferior third of the neck, anterior to the sternocleidomastoid muscle; it usually results from persistence of the second pharyngeal groove and cervical sinus … Medical dictionary
Pharyngeal groove — Pattern of the branchial arches. I IV branchial arches, 1 4 branchial pouches (inside) and/or pharyngeal grooves (outside) a Tuberculum laterale b Tuberculum impar c Foramen cecum d Ductus thyreoglossus e Sinus cervicalis … Wikipedia
visceral groove — Embryol. See branchial groove. * * * … Universalium
visceral groove — Embryol. See branchial groove … Useful english dictionary