This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous System, Subject name: Physiology
[{'content': 'Nucleus of cerebellum responsible for slow pursuit and saccades: \nSelect and explain. \nA. Dentate, B. Fastigial, C. Emboliformis, D. Globose', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B. FastigialRole of cerebellum in ocular motor functions:a. Flocculus: high-frequency (brief) vestibular responses, sustained pursuit eye movements, and gaze holdingb. Nodulus/ventral uvula: low-frequency (sustained) vestibular responses, downward smooth pursuitc. Dorsal oculomotor vermis and fastigial nucleus: for saccades and pursuit initiation.', 'role': 'assistant'}]