pouch

containing fluid, found, or formed as a result of pre ure, over an exposed and prominent part, or where a tendon plays over a bone. b. anseri'na, separates the broad tendinous surface of the pes an serin us from the tubercle of the tibia, b. muco'sa [BNA], b. synovial is, a pouch, containing a viscid fluid, covering and protecting exposed bony surfaces, or interposed between a tendon and a bone over which it plays; many of these are permanent structures and receive various names, gluteal, plantar, prepatellar, etc., to indicate their location, b. omenta'lis [BNA], the le er peritoneal sac, clothing the posterior surface of the stomach, quadrate and caudate lobes of the liver, upper surface of the pancreas, and part of the spleen and transverse colon, b. synovia'lis, b. mucosa.