Medical dictionary. 2011.
circular layer of tympanic membrane — stratum circulare of tympanic membrane … Medical dictionary
fibrous stratum of tympanic membrane — the middle layer of the membrane, consisting of radiating fibers externally (stratum radiatum) and circular fibers internally (stratum circulare). Called also fibrous layer of tympanic membrane … Medical dictionary
stratum — One of the layers of differentiated tissue, the aggregate of which forms any given structure, such as the retina or the skin. SEE ALSO: lamina, layer. [L. sterno, pp. stratus, to spread out, strew, ntr. of pp. as noun, s., a bed cover, layer] s.… … Medical dictionary
layer — A sheet of one substance lying on another and distinguished from it by a difference in texture or color or by not being continuous with it. SEE ALSO: stratum, lamina. SYN: panniculus. ameloblastic l. the internal l. of the enamel organ. SYN: enam … Medical dictionary
