<prompt> The blood supply to inner ear is derived from:Superior cerebellar aeryPosterior inferior cerebellar aeryMiddle cerebral aeryAnterior inferior cerebellar aery  <response>: D. i.e. Anterior inferior cerebellar aeryInternal ear derives its blood supply from labyrinthine internal auditory aery which is usually a branch of anterior inferior cerebellar aery or sometimes of basilar aery. 