An electrode of a cochlear implant is placed in: (A) Horizontal semicircular canal, (B) Scala media, (C) Scala tympani, (D) Scala vestibule
Answer is C. 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 (Cochleostomy)Ref: Hazarika; 3rd ed; Pg: 87