ocr: REsiO2NT ana STOT1 Physcian PaTIZNT EOUCOTION mnart Vertigo-Vestibular Apparatus Disorientation Semiciroular Canals (filled with fluid, endolymph) Vestibular Apparatus : a - - Inner Ear Cochlea Cochlear Duct Ear Drum The vestibular apparatus provides a sense of equilibrium and orientation to a person's surroundings. Reprinted (c)1991-92, with 1993 by permission Romaine from Pierson Resident and Publishers,Inc. StaffF Phgsician