#RFB-11000581Reading: Fill in the BlanksAcademic,CoreHard
Lie Detector
Official Question Material
Prep: Varies
A lie detector test includes a polygraph machine that records breathing rates, blood pressure and perspiration. More [blank] machines include magnetic resonance imaging (MRI) of the brain. Physiological responses to [blank] and relevant questions are compared to [blank] lies. The subject may be asked to intentionally lie to help the examiner [blank] baseline values. The test typically requires one to three hours to complete.
Sample Answer & Audio Transcript
A lie detector test includes a polygraph machine that records breathing rates, blood pressure and perspiration. More sophisticated machines include magnetic resonance imaging (MRI) of the brain. Physiological responses to irrelevant and relevant questions are compared to identify lies. The subject may be asked to intentionally lie to help the examiner establish baseline values. The test typically requires one to three hours to complete.
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