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What is time taken for the ear to become fully dilated after ear unit has been placed?

What is time taken for the ear to become fully dilated after ear unit has been placed? Correct Answer 5-10 min

Maximum vasodilatation is achieved by keeping the ear warm. It takes about 5 or 10 min for the ear to become fully dilated after the ear unit has been put up in place and the lamp turned on.

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