This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Assessment of Vestibular Function, Subject name: ENT
[{'content': 'In cold caloric stimulation test, the cold water induces movement of the eyeball in the following direction: \nSelect and explain. \nA. Towards the opposite side, B. Towards the same side, C. Upwards, D. None of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: (a) Towards the opposite side(Ref. Cummings, 6th ed., page 2510)In bi-thermal caloric test the normal response is C O W S, i.e. with Cold water nystagmus is towards the Opposite side and with Warm water it is towards the Same side.If both meatus are irrigated simultaneously with cold water the normal response is an up-beating nystagmus with torsion.', 'role': 'assistant'}]