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Finals > Lie Detection/Polygrapy > Flashcards

Lie Detection/Polygrapy Flashcards

1
Q

the intentionally uttering false statement

A

Lie

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2
Q

the act of discovering the existence, presence or facts of something hidden

A

Detection

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3
Q

the method of detecting deception

A

Lie Detection

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4
Q

the act of deceiving or misleading and usually accomplished by lying

A

Deception

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5
Q

refers to the instrument designed for recording changes in blood pressure, pulse rate, respiration and skin resistance as indicative of emotional disturbance especially of lying when questioned

A

Polygraph

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6
Q

refers to the scientific method of detecting deception with the use/aid of the polygraph instrument

A

Polygraphy

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7
Q

refers to a person who intentionally utters a false statement

A

Liar

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8
Q

are signs of lying observed in a person through the words that are spoken, speed of delivery of words, choice of words, tone of voice and the tense of language

A

Verbal Clues

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9
Q

signs of lying observe in a person through patterns of body movements, gestures, facial expressions, body posture, positioning and movements used to explain chosen words

A

Non-verbal Clues

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10
Q

refers to non-verbal gestures or signs that can be directly translated into or substituted for words

A

Emblems

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11
Q

refers to contradicting statements / testimonies made by any person

A

Inconsistencies

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12
Q

a physiological measure that has been shown to be related to physiological arousal; measured as the electrical resistance of the skin through the use of electrodes attached to the fingertips

A

Electrodermal Response

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13
Q

refers to a continuous graph on which a subject’s physiological response are registered

A

Polygraph Chart

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14
Q

a person undergoing polygraph examination; may be a suspect, complainant, victim, witnesses, and others who are required to undergo polygraph examination

A

Subject

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15
Q

a component of the polygraph machine responsible in recording changes in respiration of a person undergoing polygraph examination

A

Pneumograph

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16
Q

component of polygraph machine responsible in recording changes in blood pressure and pulse rate of a person undergoing polygraph examination

A

Cardiosphymograph

17
Q

component of polygraph machine responsible in recording changes in skin resistance of a person undergoing polygraph examination

A

Galvanograph

18
Q

refers to the attempt to prevent the polygraph technique from revealing untruthful answers

A

Counter Measures

19
Q

most common method of deciding guilt or innocence

A

Trial by Ordeals

20
Q

Most Common Ordeals

A
  • Ordeal by Heat and Fire
  • Ordeal by Water
  • Ordeal by Combat
21
Q

defined “search for truth” as a basis and goal of all criminal investigation in the mid 19th century and stated “ a large part of the criminal work is nothing more than a battle against lies.”

A

Dr. Han Gross

22
Q

Verbal Clues of Deception

A
  1. Inconsistencies - contradicting testimonies
  2. Slip of the Tongue
  3. Tirades
  4. Pauses (too long, too frequent, or occur in inappropriate places)
  5. Speed of Speech (during relevant part of the questioning)
  6. Repetition of Question
  7. Fragmented or Incomplete Sentences
  8. Being Overly Polite
23
Q

Non-Verbal Clues of Deception

A
  1. Emblems (e.g. shrugging of shoulders)
  2. Manipulators - usual behavior of touching one’s self such as grooming the hair, or wringing of the hands
  3. Breathing (affected by stress)
  4. Sweating (too much sweating can be indicative of involuntary reflex of deception)
  5. Frequent Swallowing
  6. Facial Muscles
  7. Eyes (rapid blinking can signal emotional stress)
24
Q

THEORY OF POLYGRAPHY

A

When a mentally normal person tells a lie, physiological changes occur within his/her body that could be recorded by polygraph machine and evaluated by polygraph examiner.

25
Q

PURPOSE OF POLYGRAPH EXAMINATION

A

To determine truth or deception based on the presence of emotional disturbance of the subject as appearing on the recorded physiological responses to question relative to the case under investigation

Finals (6 decks)

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