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lie detector

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lie detector

Instrument that records graphically certain body activities, such as thoracic and abdominal respiration, blood pressure, pulse rate, and galvanic skin response (changes in electrical resistance of the skin). Marked changes in these activities when a person answers a question may indicate that the person is lying.



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? Mentioned in ? References in periodicals archive
 
When she applied for a federal position in a very prestigious organization, she was informed that as a condition of employment she would be required to submit to drug testing, a background investigation, personal interviews, and lie detector tests.
Marque Clark, 31, was arrested Monday night after failing a lie detector test and confessing to the rape, said Capt.
The judicial system is well aware of the physical symptoms of the guilty and accepts as valid the results of the lie detector.
 
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