part of part of posterior semicircular duct epithelium of posterior semicircular canal crista ampullaris neuroepithelium crista of ampulla of posterior semicircular duct of membranous laybrinth posterior semicircular canal sensory patches posterior semicircular canal sensory patch FMA:75611 Patches of thickened, pseudostratified epithelium of the inner ear, consisting of regular arrays of sensory hair cells interspersed with supporting cells. Each patch has its own charcteristic shape and polarity pattern. (See Anatomical Atlas entry for sensory patches of the ear by T. Whitfield.)[TAO] PC XAO:0004133 TAO:0000566 sensory patches UBERON:0007275 posterior cristae posterior crista posterior crista ampullaris TODO - unvetted ZFA:0000566 A crista ampullaris neuroepithelium that is part of a posterior semicircular duct. caudal crista