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: ENT
Which of the following is not true of caloric test? 
Select and explain. 
A. Induction of nystagmus by thermal stimulation, B. Normally, cold water induces nystatmus to opposite side and warm water to same side, C. In canal paresis, the test is inconclusive, D. None
C: In canal paresis, the test is inconclusive
Answer: C: In canal paresis, the test is inconclusive 
Explanation: Nystagmus can be induced both by cold as well as thermal stimulationCold stimulation causes nystagmus towards opposite side while thermal stimulation causes Nystagmus towards same side. (COWS)In canal paresis either there is a reduced or absent response (causes of U/L canal paresis are-U/L vestibular Schwannoma or vestibular neuritis).B/L absence of caloric nystagmus is seen in case of amminoglycoside ototoxicity or postmeningitis