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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
The roof of the olfactory region is formed by ?
assistant
The correct answer is  Ans. is 'b' i.e., Cribriform plate of ethmoid The olfactory mucosa lines the upper one-third of nasal cavity including the roof formed by cribriform plate and the medial and lateral walls up to the level of superior concha (turbinate).