Final Exam: Forensics(Correctly solved)
When classifying fingerprints, we sort them into ____ general patterns correct answers 3
The loop pattern has _____ exit & _____ delta correct answers 1, and 1
AFIS stands for correct answers Automatic Fingerprint Identification System
This pattern of fingerprint is characterized by at least one ridge that completes a circuit without
leaving the edges of the print. correct answers Whorl
The arch pattern has ____ exits and _____ delta(s) correct answers 2, and 0
Latent fingerprints can become visible with the use of _____________ correct answers
Chemicals
This pattern of fingerprint is characterized by ridge lines that cross the print and rise slightly in
the middle correct answers Tented arch
_________ can be used to bond with amino acids in skin secretions to create a purple or pink
print correct answers Ninhydrin
One could use ___________ to react with sodium chloride in skin secretions to create a grey
print that is visible under light. correct answers Silver Nitrate
One of the principles of fingerprints states that unless injured, fingerprints _______ change
during a person's lifetime correct answers do not
Non-visible prints that contain skin secretions that can be processed to become visible are
classified as _________ prints correct answers Latent
The world pattern has _____ exit(s) and ______ delta(s) correct answers 0 and 2
Fingerprint secretions that leave latent prints are made of correct answers organic, inorganic, and
fats
Fingerprints have general characteristic ______ patterns that allow them to be systematically
classified correct answers ridge
_______ vapors will chemically combine with fatty oils in a latent print to create a yellow/brown
print correct answers Iodine
The most common way to expose latent prints is through the use of ________ correct answers
Powders
This pattern of fingerprint is characterized by at least one ridge that enters and exits on the same
side of the print, opposite the side of the delta correct answers Loop
, Fingerprint impressions that has a 3-D quality to them are called ____ prints correct answers
Plastic
Fingerprints on hard and non-absorbent surfaces are the best developed by the application of
_____ to create a hard white print that can be tested many times correct answers Cyanoacrylate
___________ powder can also be used to reveal latent prints. This type of powder works better
on surfaces or plastic powders and even works on paper correct answers Magnetic
The most common type of fingerprint is the _______ correct answers Loop
The principles of fingerprints allows us to use them to identify people because we admit that
fingerprints are ________ characteristics correct answers individual
AFIS contains fingerprint flies of only known individuals correct answers True
Fingerprints that are left behind by ink, grease, blood and other substances are referred to as
__________ prints correct answers patent
Which DNA test requires a larger sample to process, RFLP or PCR correct answers RFLP
The national data bank which all files all DNA and blood data is called... correct answers CODIS
How much blood loss would result in irreversible shock, and thus cause death? correct answers
40%
Which test shows blood that will glow under UV light as a positive result for the presence of
blood? correct answers Luminol
Which bodily fluid requires the periodic acid-Schiff agent to test for its presence? correct
answers Vaginal
The yellowish liquid left after blood cells clot is the correct answers serum
When looking at an elongated blood drop, the tail points to where the drop fell from correct
answers True
What category of blood drops are caused by blunt objects hitting a victim? correct answers
Medium Velocity
Red blood cells are known as... correct answers Erythrocytes
Individuals' variations within our genes are used for DNA fingerprinting/profiling correct
answers True
When classifying fingerprints, we sort them into ____ general patterns correct answers 3
The loop pattern has _____ exit & _____ delta correct answers 1, and 1
AFIS stands for correct answers Automatic Fingerprint Identification System
This pattern of fingerprint is characterized by at least one ridge that completes a circuit without
leaving the edges of the print. correct answers Whorl
The arch pattern has ____ exits and _____ delta(s) correct answers 2, and 0
Latent fingerprints can become visible with the use of _____________ correct answers
Chemicals
This pattern of fingerprint is characterized by ridge lines that cross the print and rise slightly in
the middle correct answers Tented arch
_________ can be used to bond with amino acids in skin secretions to create a purple or pink
print correct answers Ninhydrin
One could use ___________ to react with sodium chloride in skin secretions to create a grey
print that is visible under light. correct answers Silver Nitrate
One of the principles of fingerprints states that unless injured, fingerprints _______ change
during a person's lifetime correct answers do not
Non-visible prints that contain skin secretions that can be processed to become visible are
classified as _________ prints correct answers Latent
The world pattern has _____ exit(s) and ______ delta(s) correct answers 0 and 2
Fingerprint secretions that leave latent prints are made of correct answers organic, inorganic, and
fats
Fingerprints have general characteristic ______ patterns that allow them to be systematically
classified correct answers ridge
_______ vapors will chemically combine with fatty oils in a latent print to create a yellow/brown
print correct answers Iodine
The most common way to expose latent prints is through the use of ________ correct answers
Powders
This pattern of fingerprint is characterized by at least one ridge that enters and exits on the same
side of the print, opposite the side of the delta correct answers Loop
, Fingerprint impressions that has a 3-D quality to them are called ____ prints correct answers
Plastic
Fingerprints on hard and non-absorbent surfaces are the best developed by the application of
_____ to create a hard white print that can be tested many times correct answers Cyanoacrylate
___________ powder can also be used to reveal latent prints. This type of powder works better
on surfaces or plastic powders and even works on paper correct answers Magnetic
The most common type of fingerprint is the _______ correct answers Loop
The principles of fingerprints allows us to use them to identify people because we admit that
fingerprints are ________ characteristics correct answers individual
AFIS contains fingerprint flies of only known individuals correct answers True
Fingerprints that are left behind by ink, grease, blood and other substances are referred to as
__________ prints correct answers patent
Which DNA test requires a larger sample to process, RFLP or PCR correct answers RFLP
The national data bank which all files all DNA and blood data is called... correct answers CODIS
How much blood loss would result in irreversible shock, and thus cause death? correct answers
40%
Which test shows blood that will glow under UV light as a positive result for the presence of
blood? correct answers Luminol
Which bodily fluid requires the periodic acid-Schiff agent to test for its presence? correct
answers Vaginal
The yellowish liquid left after blood cells clot is the correct answers serum
When looking at an elongated blood drop, the tail points to where the drop fell from correct
answers True
What category of blood drops are caused by blunt objects hitting a victim? correct answers
Medium Velocity
Red blood cells are known as... correct answers Erythrocytes
Individuals' variations within our genes are used for DNA fingerprinting/profiling correct
answers True
