What is time taken for the ear to become fully dilated after ear unit has been placed?(a) 5-10 min(b) 10-15 min(c) 15-20 min(d) 20-25 minThe question was posed to me in a national level competition.My query is from Vectorcardiography (VCG) in chapter Biomedical Recorders of Biomedical Instrumentation

What is time taken for the ear to become fully dilated after ear unit

1.	What is time taken for the ear to become fully dilated after ear unit has been placed?(a) 5-10 min(b) 10-15 min(c) 15-20 min(d) 20-25 minThe question was posed to me in a national level competition.My query is from Vectorcardiography (VCG) in chapter Biomedical Recorders of Biomedical Instrumentation
Answer» Right OPTION is (a) 5-10 min Explanation: 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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