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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
Duramater of posterior cranial fossa is supplied by all except
assistant
The correct answer is  Nerve supply of duramater of posterior cranial fossa  7th, 9th, 10th, 12th cranial nerves and spinal nerves C1, C2, C3