<prompt> An electrode of a cochlear implant is placed inHorizontal semicircular canalScala mediaScala tympaniScala vestibule  <response>: Pas of the implant: External pa- Microphone, Speech processor, and Transmitter coilInternal pa- Receiver stimulator, Electrode arrayThe electrode array is inseed into the scala tympani by widening the round window CochleostomyRef: Hazarika; 3rd ed; Pg: 87 