Question

 What does the polygraph test check for?

Answer A polygraph test is meant to determine whether or not a person is being truthful. Sometimes called a lie detector test, the polygraph measures changes respiration, heart rate and sweat gland activi... Read More »
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Top Q&A For: What does the polygraph test check for

What does a polygraph test measure?

Polygraph tests measure the body's physiological reactions to certain questions, according to the Skeptic's Dictionary. Theoretically, since people tend to get nervous when lying, you can tell if s... Read More »
http://www.answerbag.com/q_view/2031797

How to Know If You Passed a Polygraph Test?

A polygraph exam, regardless of the purpose, is a physiological measurement tool used to determine truthfulness or deception. The examinee is connected to the polygraph machine in a way that heart ... Read More »
http://www.ehow.com/how_8361728_passed-polygraph-test.html

Who invented the polygraph test?

The polygraph machine was developed in 1921 by psychiatrist Dr. John A. Larson. Larson's machine was the first to measure blood pressure, respiration and pulse. The same year, Dr. Leonard Keeler,... Read More »
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Ways to Beat a Polygraph Test?

First invented in 1917, polygraph machines, or lie-detector tests, measure the involuntary responses of a subject's body to questions asked by an examiner. According to the Electronic Privacy Infor... Read More »
http://www.ehow.com/list_7353922_ways-beat-polygraph-test.html


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