membrana limitans

mem·bra·na lim·i·tans

2. limiting membrane separating the neural parenchyma from the pia and blood vessels.
References in periodicals archive ?
27] In theory, the perilymphatic trabecular meshwork and the membrana limitans should prevent, or at least minimize, the spread of streptomycin into the cochlea, thus preventing adverse effects to cochlear function.
It is also very likely that titration is made difficult by differences in individual patients' inner ear pathology, which might reduce the effect of the trabecular meshwork and membrana limitans.