BIOLOGICAL BASES OF BEHAVIOR
STUDYING THE BRAIN
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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FMRI
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EEG
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ERP
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Post-mortem
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Detailed explanation-1: -Polygraphs are employed to detect deception while the examinee answers a set of questions. They are utilized in different sectors, such as law enforcement agencies, the legal community to support forensic investigations, the private sector, and the U.S. federal government.
Detailed explanation-2: -The polygraph is the best-known technique for psychophysiological detection of deception. The goal of all of these techniques is to detect deception by analyzing signals of changes in the body that cannot normally be detected by human observation.
Detailed explanation-3: -Investigating agencies use three kinds of tests to ascertain if a person is stating the truth. These are polygraph test (or lie-detector test), narco-analysis, and brain mapping.