UF PHA6936 FINAL EXAM PREP CLEAN COPY QUESTIONS WITH
VERIFIED ANSWERS
Crime scene processing is the same as crime scene investigation. - ans-False
xz xz xz xz xz xz xz xz xz xz xz
Which crimes do we place more investigative emphasis on? - ans-Crimes against people
xz xz xz xz xz xz xz xz xz xz xz xz
Which of the following is a search pattern? - ans-grid
xz xz xz xz xz xz xz xz xz
photographs of crime secenes must include overall views, close ups, and _______? - ans- xz xz xz xz xz xz xz xz xz xz xz xz xz
midrange
crime scene documentation methods do not include: - ans-cell phone records
xz xz xz xz xz xz xz xz xz xz
what can affect how you prepare to conduct a crime scene investigation? - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz
location, weather, time of day xz xz xz xz
according to lecture, what is the first thing a first responder should do at a major crime scen
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
e? - ans-search for and detain the suspect
xz xz xz xz xz xz xz
types of crime sketches include - ans-preliminary, cross projection, smooth
xz xz xz xz xz xz xz xz xz
the rough sketch that is usually prepared at a crime scene is used to - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
precisely locate evidence xz xz
you should only document what you see - ans-false
xz xz xz xz xz xz xz xz
a blood spatter pattern consisting of a large number of very fine, mist-
xz xz xz xz xz xz xz xz xz xz xz xz
like droplets indicates that the blood probably came from a - ans-gunshot wound
xz xz xz xz xz xz xz xz xz xz xz xz
a swipe bloodstain pattern is the result of - ans-
xz xz xz xz xz xz xz xz xz
a bloody object in motion contacting another clean surface
xz xz xz xz xz xz xz xz
blood spatter patterns can indicate - ans-
xz xz xz xz xz xz
how many sources of blood there were, what type of weapon was used, the number of time
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
s a weapon was used
xz xz xz xz
the ______ the droplet, the ______the force that was used to create the spatter - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
smaller, the greater xz xz
when a fracture line in glass hits a pre-existing fracture line it.... - ans-stops
xz xz xz xz xz xz xz xz xz xz xz xz xz
which is NOT a variable to cinsider when examining blood patterns? - ans-
xz xz xz xz xz xz xz xz xz xz xz xz
blood alcohol level when blood is shed
xz xz xz xz xz xz
,gunshot residue: - ans-does not travel a great distance
xz xz xz xz xz xz xz xz
most reconstruction patterns are easily transported to the lab for further analysis - ans-false
xz xz xz xz xz xz xz xz xz xz xz xz xz
this is not a fundamental principle of fingerprinting - ans-
xz xz xz xz xz xz xz xz xz
fingerprints are formed when someone is about five years old xz xz xz xz xz xz xz xz xz
this type of fingerprint is a three dimensional impression - ans-plastic
xz xz xz xz xz xz xz xz xz xz
the basic fingerprint class patterns are: - ans-arches, loops, and whorls
xz xz xz xz xz xz xz xz xz xz
fingerprints change over the course of a person's lifetime - ans-false
xz xz xz xz xz xz xz xz xz xz
common fingerprint minutiae include - ans-dots, bifurcations, islands
xz xz xz xz xz xz xz
the fingerprint database is called: - ans-AFIS
xz xz xz xz xz xz
chemical methods for the development of latent fingerprints include - ans-iodine fuming
xz xz xz xz xz xz xz xz xz xz xz
the ACE-V method of print identification involves - ans-
xz xz xz xz xz xz xz xz
analysis, comparison, evaluation, and verification xz xz xz xz
unknown fingerprints are entered into the data base as: - ans-forensic files
xz xz xz xz xz xz xz xz xz xz xz
individualizing friction ridge detail also exists on your - ans-palms, fingers, and toes
xz xz xz xz xz xz xz xz xz xz xz xz
a person's ____ is usually more distinctive than their normal handwriting - ans-signature
xz xz xz xz xz xz xz xz xz xz xz xz
when collecting document evidence, it is important to carefully protect the document to avoi
xz xz xz xz xz xz xz xz xz xz xz xz xz
d - ans-
xz xz
loss of possible DNA, loss of possible indentations, loss of possible latent print evidence
xz xz xz xz xz xz xz xz xz xz xz xz xz
questioned document examiners prefer to work with copies so they do not damage the origi
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
nal document - ans-false
xz xz xz
writing instruments include - ans-ball point pens, spray cans, paint brushes
xz xz xz xz xz xz xz xz xz xz
natural variation in a person's handwriting is ___ when compared to the variation between i
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
ndividuals - ans-always less xz xz xz
collected writing samples should be - ans- xz xz xz xz xz xz
authenticated and from an appropriate time period. xz xz xz xz xz xz
the three parts of the writing process that can yield useful information are - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
writing surface, writing instrument, and transfer medium
xz xz xz xz xz xz
,handwriting comparisons can be made using - ans- xz xz xz xz xz xz xz
how letters are made, where pressure is applied, and connections between letters
xz xz xz xz xz xz xz xz xz xz xz
indented writings on evidence can be visualized with an instrument called - ans-
xz xz xz xz xz xz xz xz xz xz xz xz
an Electrostatic Detection Apparatus (ESDA)
xz xz xz xz
It is not possible to examine a document to see what printer or copier it could have originate
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
d from - ans-false
xz xz xz
sliding a tool into the surface makes an indented tool mark - ans-false
xz xz xz xz xz xz xz xz xz xz xz xz
the four components of a firearm cartridge are - ans-
xz xz xz xz xz xz xz xz xz
the primer, the propellant, the cartridge, and the barrel
xz xz xz xz xz xz xz xz
toolmark examinations may provide the following information - ans-
xz xz xz xz xz xz xz xz
the kind of tool used to make the mark
xz xz xz xz xz xz xz xz
the caliber of a weapon is - ans-the inside diameter of a gun barrel
xz xz xz xz xz xz xz xz xz xz xz xz xz
gunshot residue is characterized by the presence of the elements - ans-
xz xz xz xz xz xz xz xz xz xz xz
lead, barium, and antimony xz xz xz
class characteristics of a firearm detectable from a fired bullet include - ans-
xz xz xz xz xz xz xz xz xz xz xz xz
the direction of the twist of the barrel of the gun
xz xz xz xz xz xz xz xz xz xz
the depressed helical grooves in a bullet are called - ans-land impressions
xz xz xz xz xz xz xz xz xz xz xz
which type of test is frequently done with recovered firearms to evaluate the possibility of ac
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
cidental discharge? - ans-trigger pull test xz xz xz xz xz
gunshot residue (GSR) testing can be difficult to perform because... - ans-
xz xz xz xz xz xz xz xz xz xz xz
GSR particles do not travel far, can be washed off and only last a few hours
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
pushing a tool into the surface makes a striated tool mark - ans-false
xz xz xz xz xz xz xz xz xz xz xz xz
you are using phenolphthalein to test a reddish brown stain for the presence of blood. When
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
you put a drop of phenolphthalein on the swab with your sample, it turns pink immediately.
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
This test is: - ans-invalid because it turned pink
xz xz xz xz xz xz xz xz
The "Christmas Tree Stain" is a confirmatory test for - ans-sperm
xz xz xz xz xz xz xz xz xz xz
Wet blood stains should be collected by - ans-swabbing
xz xz xz xz xz xz xz xz
a substrate control sample helps to detect - ans-interference resulting in false negatives/
xz xz xz xz xz xz xz xz xz xz xz xz
positives
, in forensic biology, screening tests - ans-may give false positives
xz xz xz xz xz xz xz xz xz
in forensic biology, confirmatory tests - ans-
xz xz xz xz xz xz
can determine a sample to the exclusion of all other possibilities
xz xz xz xz xz xz xz xz xz xz
screening tests for semen are based on detecting the enzyme - ans-acid phosphatase
xz xz xz xz xz xz xz xz xz xz xz xz
there is a useful confirmatory test for the presence of saliva - ans-false
xz xz xz xz xz xz xz xz xz xz xz xz
what is detrimental to the survival of DNA? - ans-bacteria, heat, moisture
xz xz xz xz xz xz xz xz xz xz xz
you have the same mitochondrial DNA as your - ans-sibling
xz xz xz xz xz xz xz xz xz
genetic differences among people that enable them to be distinguished are called genetic _
xz xz xz xz xz xz xz xz xz xz xz xz xz
__? - ans-polymorphisms
xz xz
the majority of DNA is - ans-non-coding
xz xz xz xz xz xz
the polymerase chain reaction (PCR) is a process which - ans-
xz xz xz xz xz xz xz xz xz xz
makes many copies of a specific piece of DNA
xz xz xz xz xz xz xz xz
in a strand of DNA, cytosine (C) complementary pairs with - ans-Guanine (G)
xz xz xz xz xz xz xz xz xz xz xz xz
The national DNA database is called - ans-CODIS
xz xz xz xz xz xz xz
Y-STR tests are designed to specifically identify - ans-male DNA profiles
xz xz xz xz xz xz xz xz xz xz
the fire triangle includes heat, fuel, and _____? - ans-oxygen
xz xz xz xz xz xz xz xz xz
Chemical reactions that give off heat are called - ans-exothermic reactions
xz xz xz xz xz xz xz xz xz xz
the most common instrument used to give an indication of the type of accelerant used to sta
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
rt a fire is - ans-gas chromatography
xz xz xz xz xz xz
The lowest temperature at which there is enough vapor to be ignited is called the - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
flash point xz
the process by which solid materials are decomposed by heat, forming smaller molecules t
xz xz xz xz xz xz xz xz xz xz xz xz xz
hat can support flaming combustion is called - ans-pyrolysis
xz xz xz xz xz xz xz xz
in order to have a flaming combustion, both the fuel and the oxygen must be in the - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
gaseous state xz
the method for separating and concentrating ingnitable liquids that uses a syringe to collect
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
samples is the - ans-heated headspace method
xz xz xz xz xz xz
VERIFIED ANSWERS
Crime scene processing is the same as crime scene investigation. - ans-False
xz xz xz xz xz xz xz xz xz xz xz
Which crimes do we place more investigative emphasis on? - ans-Crimes against people
xz xz xz xz xz xz xz xz xz xz xz xz
Which of the following is a search pattern? - ans-grid
xz xz xz xz xz xz xz xz xz
photographs of crime secenes must include overall views, close ups, and _______? - ans- xz xz xz xz xz xz xz xz xz xz xz xz xz
midrange
crime scene documentation methods do not include: - ans-cell phone records
xz xz xz xz xz xz xz xz xz xz
what can affect how you prepare to conduct a crime scene investigation? - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz
location, weather, time of day xz xz xz xz
according to lecture, what is the first thing a first responder should do at a major crime scen
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
e? - ans-search for and detain the suspect
xz xz xz xz xz xz xz
types of crime sketches include - ans-preliminary, cross projection, smooth
xz xz xz xz xz xz xz xz xz
the rough sketch that is usually prepared at a crime scene is used to - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
precisely locate evidence xz xz
you should only document what you see - ans-false
xz xz xz xz xz xz xz xz
a blood spatter pattern consisting of a large number of very fine, mist-
xz xz xz xz xz xz xz xz xz xz xz xz
like droplets indicates that the blood probably came from a - ans-gunshot wound
xz xz xz xz xz xz xz xz xz xz xz xz
a swipe bloodstain pattern is the result of - ans-
xz xz xz xz xz xz xz xz xz
a bloody object in motion contacting another clean surface
xz xz xz xz xz xz xz xz
blood spatter patterns can indicate - ans-
xz xz xz xz xz xz
how many sources of blood there were, what type of weapon was used, the number of time
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
s a weapon was used
xz xz xz xz
the ______ the droplet, the ______the force that was used to create the spatter - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
smaller, the greater xz xz
when a fracture line in glass hits a pre-existing fracture line it.... - ans-stops
xz xz xz xz xz xz xz xz xz xz xz xz xz
which is NOT a variable to cinsider when examining blood patterns? - ans-
xz xz xz xz xz xz xz xz xz xz xz xz
blood alcohol level when blood is shed
xz xz xz xz xz xz
,gunshot residue: - ans-does not travel a great distance
xz xz xz xz xz xz xz xz
most reconstruction patterns are easily transported to the lab for further analysis - ans-false
xz xz xz xz xz xz xz xz xz xz xz xz xz
this is not a fundamental principle of fingerprinting - ans-
xz xz xz xz xz xz xz xz xz
fingerprints are formed when someone is about five years old xz xz xz xz xz xz xz xz xz
this type of fingerprint is a three dimensional impression - ans-plastic
xz xz xz xz xz xz xz xz xz xz
the basic fingerprint class patterns are: - ans-arches, loops, and whorls
xz xz xz xz xz xz xz xz xz xz
fingerprints change over the course of a person's lifetime - ans-false
xz xz xz xz xz xz xz xz xz xz
common fingerprint minutiae include - ans-dots, bifurcations, islands
xz xz xz xz xz xz xz
the fingerprint database is called: - ans-AFIS
xz xz xz xz xz xz
chemical methods for the development of latent fingerprints include - ans-iodine fuming
xz xz xz xz xz xz xz xz xz xz xz
the ACE-V method of print identification involves - ans-
xz xz xz xz xz xz xz xz
analysis, comparison, evaluation, and verification xz xz xz xz
unknown fingerprints are entered into the data base as: - ans-forensic files
xz xz xz xz xz xz xz xz xz xz xz
individualizing friction ridge detail also exists on your - ans-palms, fingers, and toes
xz xz xz xz xz xz xz xz xz xz xz xz
a person's ____ is usually more distinctive than their normal handwriting - ans-signature
xz xz xz xz xz xz xz xz xz xz xz xz
when collecting document evidence, it is important to carefully protect the document to avoi
xz xz xz xz xz xz xz xz xz xz xz xz xz
d - ans-
xz xz
loss of possible DNA, loss of possible indentations, loss of possible latent print evidence
xz xz xz xz xz xz xz xz xz xz xz xz xz
questioned document examiners prefer to work with copies so they do not damage the origi
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
nal document - ans-false
xz xz xz
writing instruments include - ans-ball point pens, spray cans, paint brushes
xz xz xz xz xz xz xz xz xz xz
natural variation in a person's handwriting is ___ when compared to the variation between i
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
ndividuals - ans-always less xz xz xz
collected writing samples should be - ans- xz xz xz xz xz xz
authenticated and from an appropriate time period. xz xz xz xz xz xz
the three parts of the writing process that can yield useful information are - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
writing surface, writing instrument, and transfer medium
xz xz xz xz xz xz
,handwriting comparisons can be made using - ans- xz xz xz xz xz xz xz
how letters are made, where pressure is applied, and connections between letters
xz xz xz xz xz xz xz xz xz xz xz
indented writings on evidence can be visualized with an instrument called - ans-
xz xz xz xz xz xz xz xz xz xz xz xz
an Electrostatic Detection Apparatus (ESDA)
xz xz xz xz
It is not possible to examine a document to see what printer or copier it could have originate
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
d from - ans-false
xz xz xz
sliding a tool into the surface makes an indented tool mark - ans-false
xz xz xz xz xz xz xz xz xz xz xz xz
the four components of a firearm cartridge are - ans-
xz xz xz xz xz xz xz xz xz
the primer, the propellant, the cartridge, and the barrel
xz xz xz xz xz xz xz xz
toolmark examinations may provide the following information - ans-
xz xz xz xz xz xz xz xz
the kind of tool used to make the mark
xz xz xz xz xz xz xz xz
the caliber of a weapon is - ans-the inside diameter of a gun barrel
xz xz xz xz xz xz xz xz xz xz xz xz xz
gunshot residue is characterized by the presence of the elements - ans-
xz xz xz xz xz xz xz xz xz xz xz
lead, barium, and antimony xz xz xz
class characteristics of a firearm detectable from a fired bullet include - ans-
xz xz xz xz xz xz xz xz xz xz xz xz
the direction of the twist of the barrel of the gun
xz xz xz xz xz xz xz xz xz xz
the depressed helical grooves in a bullet are called - ans-land impressions
xz xz xz xz xz xz xz xz xz xz xz
which type of test is frequently done with recovered firearms to evaluate the possibility of ac
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
cidental discharge? - ans-trigger pull test xz xz xz xz xz
gunshot residue (GSR) testing can be difficult to perform because... - ans-
xz xz xz xz xz xz xz xz xz xz xz
GSR particles do not travel far, can be washed off and only last a few hours
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
pushing a tool into the surface makes a striated tool mark - ans-false
xz xz xz xz xz xz xz xz xz xz xz xz
you are using phenolphthalein to test a reddish brown stain for the presence of blood. When
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
you put a drop of phenolphthalein on the swab with your sample, it turns pink immediately.
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
This test is: - ans-invalid because it turned pink
xz xz xz xz xz xz xz xz
The "Christmas Tree Stain" is a confirmatory test for - ans-sperm
xz xz xz xz xz xz xz xz xz xz
Wet blood stains should be collected by - ans-swabbing
xz xz xz xz xz xz xz xz
a substrate control sample helps to detect - ans-interference resulting in false negatives/
xz xz xz xz xz xz xz xz xz xz xz xz
positives
, in forensic biology, screening tests - ans-may give false positives
xz xz xz xz xz xz xz xz xz
in forensic biology, confirmatory tests - ans-
xz xz xz xz xz xz
can determine a sample to the exclusion of all other possibilities
xz xz xz xz xz xz xz xz xz xz
screening tests for semen are based on detecting the enzyme - ans-acid phosphatase
xz xz xz xz xz xz xz xz xz xz xz xz
there is a useful confirmatory test for the presence of saliva - ans-false
xz xz xz xz xz xz xz xz xz xz xz xz
what is detrimental to the survival of DNA? - ans-bacteria, heat, moisture
xz xz xz xz xz xz xz xz xz xz xz
you have the same mitochondrial DNA as your - ans-sibling
xz xz xz xz xz xz xz xz xz
genetic differences among people that enable them to be distinguished are called genetic _
xz xz xz xz xz xz xz xz xz xz xz xz xz
__? - ans-polymorphisms
xz xz
the majority of DNA is - ans-non-coding
xz xz xz xz xz xz
the polymerase chain reaction (PCR) is a process which - ans-
xz xz xz xz xz xz xz xz xz xz
makes many copies of a specific piece of DNA
xz xz xz xz xz xz xz xz
in a strand of DNA, cytosine (C) complementary pairs with - ans-Guanine (G)
xz xz xz xz xz xz xz xz xz xz xz xz
The national DNA database is called - ans-CODIS
xz xz xz xz xz xz xz
Y-STR tests are designed to specifically identify - ans-male DNA profiles
xz xz xz xz xz xz xz xz xz xz
the fire triangle includes heat, fuel, and _____? - ans-oxygen
xz xz xz xz xz xz xz xz xz
Chemical reactions that give off heat are called - ans-exothermic reactions
xz xz xz xz xz xz xz xz xz xz
the most common instrument used to give an indication of the type of accelerant used to sta
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
rt a fire is - ans-gas chromatography
xz xz xz xz xz xz
The lowest temperature at which there is enough vapor to be ignited is called the - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
flash point xz
the process by which solid materials are decomposed by heat, forming smaller molecules t
xz xz xz xz xz xz xz xz xz xz xz xz xz
hat can support flaming combustion is called - ans-pyrolysis
xz xz xz xz xz xz xz xz
in order to have a flaming combustion, both the fuel and the oxygen must be in the - ans-
xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz xz
gaseous state xz
the method for separating and concentrating ingnitable liquids that uses a syringe to collect
xz xz xz xz xz xz xz xz xz xz xz xz xz xz
samples is the - ans-heated headspace method
xz xz xz xz xz xz
