This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Ear, Subject name: ENT
[{'content': "All the following are causes of veigo by vestibular origin, except \nSelect and explain. \nA. Meniere's disease, B. BPV, C. Veebrobasilar insufficiency, D. Vestibular neuronitis", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Veebrobasilar insufficiency is a central vestibular disorder. There is a transient decrease in blood flow. The main cause is atherosclerosis. Meniere&;s disease, BPV, vestibular neuronitis are the peripheral vestibular disorders. (Ref: DISEASES OF EAR, NOSE AND THROAT by PL DHINGRA - 6th edition)', 'role': 'assistant'}]