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
Perilymph enters the subarachnoid space the
assistant
The correct answer is  C. The perilymph enters the subarachnoid space of the posterior cranial fossa the cochlear aqueduct, which contains the perilymphatic duct.