WorksheetsM-FS5- LIE DETECTION TECHNIQUES
Total questions: 100
Worksheet time: 50mins
Ordeal is a term of varying meaning closely related in the Medieval Latin “Dei Indicum” meaning ___________.
Devine Intervention
God’s hand
Miraculous decision
God’s grace
In polygraph examination, who determine the guilt or innocence of the subject that has undergone polygraph test?
Polygraph examiner
Trial judge
Investigator on case
Fiscal
What is the act of deceiving usually accompanied by uttering falsehood?
Lying
Misleading
Deception
Lie
Which of the following is true about Polygraph machine?
It is a machine that can diagnose subject.
It is capable of interpreting and drawing conclusion.
It is a lie detector machine.
It is a machine that detects physiological responses.
The polygraph machine should be _________ in relation to the credibility and competence of the examiner?
indirectly proportion
substitute to investigation
supplementary to investigation
directly proportion
In Polygraph testing, aside from the condition, credibility of the machine & necessary preparations, the other important face to consider is the examiner’s _________.
professionalism
idealism
competence
integrity
Before conducting the polygraph test the machine to be used must be in __________ condition.
bad
A1
not so good
excellent
What is the scientific basis of the polygraph test which states that the polygraph machine is an instrument capable of making records of various human functioning simultaneously in a chart paper?
Mechanical leg basic premise
Physiological leg basic premise
Psychological leg basic premise
Psycho motor leg basic premise
What type of deceit is used for the purpose of humor, when the falsehood is generally understood, is often regarded as not immoral and is widely practiced by humorists and comedians?
White lie
Emergency lie
Jocose lie
Malicious lie
What was considered to be the ancient method of crime detection?
Methods of Ordeal
Trial by Combat
Boiling Water Ordeal
The Ordeal of rice chewing
Which of the following is a major component of the polygraph machine?
Blood pressure cuff
Pen and inking system
Keymograph
Cardiosphygmograph
Intoxication of alcohol use the latin maxim “Invino Veritas” as underlying principle. This latin maxim is literally translated as: _________.
there is wine in truth
there is truth in wine
in truth, there is wine
in wine, there is truth
One method of detecting deception currently being used or applied by law enforcement agencies is the use of drugs that try to “inhibit the inhibitor”. Which of the following does not belong to the classification?
Intoxication
Administration of truth serum
Hypnotism
Narcoanalysis or narcosynthesis
Which one of this is a principal use of polygraph instrument?
Invaluable aid in investigation
to determine the facts of the case.
To determine the guilt or innocence of the subject
A very good substitute for investigation.
The following are the commonly used method of detecting deception, EXCEPT:
Administration of truth serum
Use of Hypnotism
Use of polygraph or lie detection apparatus
Use of Electro-encephalogram machine.
Many polygraph tests are inconclusive for the following reasons, EXCEPT:
Subject may be nervous because of mental condition.
Subject may suffer discomfort or pain
Subject may be so angry so as to affect test results.
Subject may be physically conditioned to take the test.
What section of the polygraph machine (motor that drives or pulls the chart paper) is designed to run the paper at a regular speed of 6 inches per minutes?
Kymograph
Pneumograph
Pen and inking system
Galvanograph
What is that attachment of the cardiosphygmograph which is placed above the brachial artery?
Arm cuff
Infant cuff
Wrist cuff
Hand cuff
These changes are capable of being recorded and accurately diagnosed by skillful polygraph examiners, Except:
Respiration
Blood pressure
Digestion
Pulse beat
What component of the polygraph machine records changes of breathing or respiration of the subject?
Cardiospygmograph
Kymograph
Pneumograph
Galvanograph
What is the longest and the third pen of the instrument?
Cardiospygmograph
Kymograph
Pneumograph
Galvanograph
The size of the galvanograph recording pen is ______?
5 inches
6 inches
7 inches
10 inches
The polygraph chart rolled paper has an average length of ____.
100 yards
100 meters
100 ft
100 km
A person who is capable of detecting deception or verifying the truth statements is called ________.
Polygrapher
Polygraph expert
Polygraph examiner
Examiner
What is the sum total of the dissimulation which the child acquires from his surrounding once he learns to go out and socialized with his neighborhood?
Personality
Environment
Heredity
Education
Generally speaking, all persons subjected to lie detector examination are all ______ and this creates a set of distortion.
terrified
nervous
convenient
confident
When the subject is highly nervous, what should the examiner do?
Reschedule the examination
Prolong the period of the pre-test interview.
Call for a doctor or request for an ambulance.
Do not continue with the pre-test and ask the subject for his available date for reschedule.
What is a short horizontal line in a cardio tracing located at the middle of the diastolic stem?
Dicrotic
Diastolic
Diastotic
Systolic
What is the normal rate of pulse beat of an adult subject in a polygraph test?
60 –65
70 – 75
6- 12
13- 15
In polygraph test Questions are usually answerable by _______.
yes
no
neither yes nor no
A or B
The best way to conduct a thorough interview is for the investigator to __________.
allow himself sufficient time for adjustment
permit the interviewee to give narrative statement
be guided by a pre-arranged checklist
Devote adequate time for an interviewee’s
What usually set the tone or condition and creates the atmosphere during the interrogation?
Interrogator’s behavior
Questioning style of the interrogator
The subject’s personal history
The type of crime involved
The primary purpose of the pre-test interview is ______________.
obtain confession
make subject calm
prepare the subject for the polygraph test
explain the polygraph test procedures
The following are specific rules to be followed in the formulation of the questions in a polygraph test, Except one.
Questions must be answerable by yes or no.
Questions must be as short as possible.
Questions must all be in a form of accusation.
Questions must be clear and phrased in language the subject can understand.
What is the first step to be done in an interview?
Ask the subject regarding all information and the circumstances surrounding the commission of the crime.
Examiner tells the nature and characteristics of the polygraph examination to the subject.
You are informed of your rights against self- incrimination and your right to a counsel.
Facts of the case must be prepared prior to the questioning of the subject to monitor responses.
All EXCEPT one is the purpose of polygraph examination?
To determine truth and deception
To determine truth and deception based on the presence of emotional disturbances.
To determine truth and deception in a police investigation.
To determine truth and deception for legal matters.
The following should be taken into consideration during the pre-test, EXCEPT.
Appraisal of the subject’s constitutional rights
Taking history record of the subject.
Obtain subject’s consent to undergo examination
Evaluating the psychological preparation of the subject.
Which of the following statement, suits to the technical qualifications of a polygraph examiner?
He must have a good knowledge of the instrument and its capabilities and limitations.
He must be free of prejudice and must be objective.
He must have an intense interest with work itself.
The examiner must be dressed decently.
What is the most important thing to consider in a polygraph result?
The competence of the examiner
The training of the Examiner
The knowledge of the Examiner
The experience of the examiner
What should be the mark placed on a chart paper at the start of the test?
X/60/1.5 A
X/50/2.5 A
XX/60/1.5 A
XXX/60/2.5 A
The investigator should avoid asking witnesses long complicated questions because this will:
give the witness a chance to formulate desired answer.
enable him to ascertain the purpose of the interviewer.
renders difficulty in obtaining the facts for conviction
embarrass him and cause him to answer he does not know
What stage in the conduct of the polygraph test
is designed to prepare or condition the subject
for the actual test?
Initial Interview
Pre-test Interview
Instrumentation
Post test
What is conducted for the purpose of obtaining
confession or an admission from the subject
once deception is observed?
Initial interview
Instrumentation
Pre-test interview
Post-test interview or interrogation
What is that any outside force coming from the
environment, which could excite a receptor or
any of his organs?
Stimulus
Response
Reaction
Emotion
What type of question do not have any bearing
to the case designed to Established normal
response from the subject?
Relevant
Control
Irrelevant
Knowledge
What is that stage consist of the initial interview
with the investigator handling the case or the
person requesting it?
Initial interview
Preliminary Interview
Preliminary Preparations
Initial Preparation
What type of question designed to established
normal response from the subject?
Relevant
Control
Irrelevant
Knowledge
“Did you shoot Rose last night?” is an example
of what question?
Irrelevant question
Relevant question
Control question
None of the above
“Were you in the place of the Mr. Generoso on
the night of September 29, 2025” is an example
of what question?
Relevant questions
Weak relevant question
Irrelevant questions
Strong relevant question
What are these questions unrelated to the
matter under investigation but are similar
nature?
Irrelevant questions
Control questions
Relevant Question
Conclusive question
What kind of response is a deviation from the
normal tracing of the subject in the relevant
question?
Positive response
Normal response
Specific response
Reaction
What type of questions is given to determine
information known or the subject possess regarding the crime or the criminal or his
whereabouts?
Evidence connecting question
Knowledge question
Sacrifice questions
Control questions
What type of test is designed to overly
responsive subject, consisting of questions that
are purely fictitious incident of a similar nature
to the one that is under investigation?
General question test
Guilt complex test
Silent answer test
Peak of tension test
What is force questioning of a person who is
reluctant to give an information?
Interview
Interrogation
Confession
Admission
What is a self-incriminating statement falling
short of an acknowledgement of guilt?
Admission
Confession
Interview
Interrogation
Metal bellows attached under the arms and
chair of the subjects detects
Body movements
Hand movements
Finger movement
Muscle movements
If the tracing of the subject indicates that he is
truthful, the examiners findings should be
________.
positive
negative
conclusive
inconclusive
Of the following which is a kind of polygraph
machine?
Stoelting polygraph
Laffayette polygraph
Keeler's polygraph
All of these
What part of the galvanograph component
converts electrical to mechanical current?
Amplifier unit
Resonance control
Finger electrode assembly
Sensitivity knob
In any interrogation the belief that man is
fallible human being should not be overlooked
and therefore polygraph examiners are always
subject to _________?
precision of diagnosis
certainty of interpretations
errors
none of these
What is the brief confrontation between the
subject and the polygraph examiner done
every after taking each chart?
Initial interview
Chart probing
Pre-test interview
Post-test interview
In polygraph test, the respiratory tracing is
found in the ____________.
bottom of the chart
top of the chart
middle of the chart
subjects breathing
The reason why the result of polygraph
examination is not admissible evidence in court
of law in the Philippines is because the said
technique in eliciting information or deception
is still in the __________.
experimental stage
law enforcement
analysis aspect
limb
In Backster Zone test, if the color zone for
irrelevant is yellow, what is the color zone for
strong relevant questions?
Green
Red
Black
Orange
There are so many kinds of test technique used
in polygraph examination. What test technique
is being used when the co-called S-K-Y
questions were asked during the test?
Backster Zone Comparison test
Silent Answer test
Guilt complex test
General Question test
What is the keynote to accurate chart
interpretation?
Good question formulation
Good chart marking
Good chart-probing
Good pre-test interview
What kind of response is the reaction of the
human body such as nervous system and
cardiovascular system caused by certain stimuli
like fear, anxiety and other strong emotion.
Internal response
Postural
External response
Specific
The following should be done by the examiner
when polygraph results to indication of
innocence:
Thank the subject for his cooperation
Ask the subject if he has any questions
Release the subject cordially
All of these
A type of test where list of stimulus and non-
stimulus words are read to the subject who is
instructed to answer as quickly as possible?
Word Association test
Psychological stress evaluator
Card test
Hypnosis
What is the symbol used to indicate the start of
the polygraph text marked in the chart?
X
W
S
XX
Does the subject who will undergo the
polygraphy test know in advance what test
questions will be ask?
Yes, except if he is a known liar
No
Only the irrelevant questions
Yes, except in peak of tension test
What is the correct order for detaching sensors
after the instrumental test?
Cardiosphymograph, Pneumograph,
EDS/Galvanometer
Pneumograph, EDS/Galvanometer,
Cardiosphymograph
EDS/Galvanometer,
Cardiosphymograph, Pneumograph
Pneumograph, Cardiosphymograph,
EDS/Galvanometer
Which instrument is attached first during the
examination phase?
Galvanograph
Cardiosphymograph
Pneumograph
Electroencephalograph
This states that among the physiological
responses that may be recorded are those that
automatically occur only following the
stimulation of specific nervous component
system
Psychological leg basic premise
Physiological leg basic premise
Mechanical leg basic premise
None of these
This machine records the tiny voice
modulations of the subject which is inaudible to
the normal hearer.
Eye tracker
Nystagmys
Spectrography
Psychological stress evaluator
The _______ nervous system works to restore
things to normal when the conditions of stress
have been removed. It is the dominant branch
when the condition is normal and the subject is
calm, contented and relaxed
Sympathetic
Parasymphatetic
Central
Autonomic
What chart markings indicates the end of the
test.
X
I
XX
II
Finger electrode is attached to the ____ and
_____ finger of the subject.
thumb; index
index; ring
ring; little
index; middle
Which of the following components is used to
lock the rubber convoluted tube in a
polygraph's pneumograph system?
Pneumo Module
Sphygmomanometer
Beaded Chain
Amplifier Unit
Which of the following instruments is designed
to detect and record changes in respiration of
the subject, including chest and abdominal
movements?
Galvanograph
Pneumograph
Cardiosphygmograph
Kymograph
How many tracings typically appear on a
standard polygraph chart, including respiration,
skin conductivity, and cardiovascular activity?
Three
Two
Four
One
Which device is specifically used to monitor
changes in blood pressure and heart rate
during an examination?
Galvanograph
Pneumograph
Kymograph
Cardiosphygmograph
In the cardiosphygmograph, it is designed to
supply air to the system.
blood pressure cuff
sphygmamonometer
air pump
recording pen
The parasympathetic nervous system works to
restore things to normal when the condition of
stress has been removed. It is dominant branch
when the condition is normal and the subject is
calm, contented and relaxed.
True
Partially True
False
Partially False
85. Juswa, repeatedly tells false stories, believing
them to be true, and shows no understanding
that his actions are wrong. His behavior stems
from a mental disorder that affects his ability to
distinguish right from wrong. What type of liar
does this describe?
Psychopathic Liar
Pathological Liar
Ethnological Liar
Black Liar
During a investigation, a witness deliberately
gives false information to protect the accused
and to mislead the investigator.
Red Lie
Benign Lie
Malicious or Judicial Lie
Jocose lie
A person who has been conditioned not to
reveal secrets, especially within criminal
groups, is known as a:
Black Liar
Ethnological Liar
Psychopathic Liar
Pathological Liar
It refers to a shift in consciousness and focused
attention where the individual becomes highly
open to suggestions while still remaining
aware. However, not everyone can easily be
placed under this state.
Psychological Stress Evaluator
Brain Wave Fingerprinting
Narcoanalysis or Narcosynthesis
Hypnotism
The drug administered to the subject in
Narcoanalysis/Narcosynthesis is _________________.
Shabu
Hyscine Hyrdobromide
Sodium Amytal
Morphine
It refers to the disturbances or irregularities in the
data that are not caused by the subject’s physiological
or psychological responses to the test questions.
Noise
Distortion
Interference
Artifacts
How many questions are typically included in a
polygraph test sequence?
5
8
12
20
How many test charts are usually taken during a
polygraph examination?
Five
Two
Three
Four
What is the maximum duration of each polygraph
test chart?
2 minutes
4 minutes
6 minutes
10 minutes
What is the rest interval between polygraph test
charts?
1–2 minutes
3–5 minutes
5–10 minutes
10–15 minutes
What condition must be met for the Peak of Tension Test to be effective?
The crime is widely known
The subject is under stress
Only few people know details
The test uses open questions
When is the Guilt Complex Test typically used?
The subject avoids questions
The subject confesses early
The answers are too similar
The examiner needs a break
When are secondary chart markings used in
polygraphy?
When it is the start and end of the test
When the examiner changes the question
When physiological tracings are distorted
When the chart is printed for review
Which of the following is considered the best
indication of deception in polygraph testing?
A specific response in two charts
A deviation from normal breathing
A response repeated in two charts
Simultaneous specific responses in all three
tracings
Which statement best describes intra-rater
agreement in polygraph testing?
Agreement among different examiners
Agreement between examiner and subject
Examiner’s consistency with own decisions
Examiner’s ability to detect deception
What is a false positive in polygraph testing?
The subject is deceptive but passes the test
The subject is truthful but fails the test
The test cannot determine the result
The examiner skips a question
