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Ear probe which connects the patient to instrument is ___________ m long.(a) 1.5(b) 2.0(c) 2.5(d) 3.0This question was addressed to me in an international level competition.My question comes from Vectorcardiography (VCG) in section Biomedical Recorders of Biomedical Instrumentation

Answer»

The correct CHOICE is (c) 2.5

Best explanation: A 2.5 m long flexible fibre ear probe connects the patient to the instrument. The ear probe can be either HELD in position for discrete measurements or can be conveniently mounted to a headband for CONTINUOUS DISPLAY.



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