This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
[{'content': 'In the base of the skull, which of the following foramen is most anteriorly placed? \nSelect and explain. \nA. Stylomastoid foramen, B. Foramen spinosum, C. Foramen ovale, D. Juglar foramen', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The foramina in base of skull, in an order from anterior to posterior\n\nForamen ovale.\nCanaliculus innominatus (sometimes)\nForamen spinosum.\nCarotid canal.\nJugular foramen.\nStylomastoid foramen.\n\nSometimes, emissary sphenoidal foramen or foramen of Vesalius is situated between foramen ovale and scaphoid fossa in base of skull view - norma basalis.\nOn the internal surface of base of skull, it opens between foramen rotundum and foramen ovale.', 'role': 'assistant'}]