system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Not a pa of bony labyrinth
assistant
The correct answer is  BONY LABYRINTH:The bony labyrinth consists of three pas(a)Cochlea anteriorly (b)Vestibule,in the middle (c)Semicircular canals posteriorly REF.,BDC VOL.3