tympanic lamella (of osseous spiral lamina)(redirected from lamella tympanica laminae spiralis ossei)
tympanic lamella (of osseous spiral lamina)[TA]
the thinner of two plates of bone, incompletely separated from each other by canals for peripheral fibers from the spiral (cochlear) ganglion, which together comprise the osseous spiral lamina; this plate lies on the side of the scala tympani, forming a portion of its wall.
Synonym(s): lamella tympanica (laminae spiralis ossei) [TA]
Farlex Partner Medical Dictionary © Farlex 2012