Mucosal folds of gallbladder
Plicae muscosae vesicae biliaris
- Latin synonym: Rugae vesicae biliaris
- Synonym: Rugae of gallbladder
- Related terms: Mucosal folds; Rugae
Definition
The internal or mucous coat (tunica mucosa vesicæ felleæ) is loosely connected with the fibrous layer. It is generally of a yellowish-brown color, and is elevated into Mucosal folds (Rugae; minute rugæ). Opposite the neck of the gall-bladder the mucous membrane projects inward in the form of oblique ridges or folds, forming a sort of spiral valve
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