incudal fold
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fold — 1. A ridge or margin apparently formed by the doubling back of a lamina. SYN: plica. 2. In the embryo, a transient elevation or reduplication of tissue in the form of a lamina … Medical dictionary
plica — [TA] SYN: fold (1). [Mod. L. a plait or fold] plicae adiposae pleurae SYN: fatty folds of pleura, under fold. plicae alares plicae synovialis infrapatellaris SYN: alar folds of intrapatellar synovial fold, under fold. plicae ampullares tubae… … Medical dictionary
plica incudialis — [TA] plica incudis incudal fold: a variable fold in the tunica mucosa of the tympanic cavity, passing from the roof of the cavity to the body and short crus of the incus … Medical dictionary
fossa — A depression usually more or less longitudinal in shape below the level of the surface of a part. [L. a trench or ditch] acetabular f. [TA] a depressed area in the floor of the acetabulum superior to the … Medical dictionary