<prompt> In right external auditory canal, warm water 44 deg,c pressure applied for 40 seconds thenRight side nystagmusLeft side nystagmusCircular nystagmusNo nystagmus  <response>: Right sided nystagmus: 92. P. Hazarika 3rd edition Cold water induces nystagmus to opposite side and warm water to the same side mneumonic- COWS: cold- opposite, warm - sameCALORIC TEST Filzgerald - Hallpike test Patient lies supine with head tited 30deg forward so that horizontal canal is vertical. Ear are irrigated for 40 second alternately with water at 30degc and at 44degc ie 7deg below and above normal body temperature and eyes observed for appearance of nystagmus till its end point We can find - Canal paresis or dead labyrinth Directional preponderance ie nytagmus is more in one particular direction than in the other Both canal paresis and directional preponderance 