HOSA: Forensic Science2 Final Exam
with Complete Solutions.
Forensic Science - Answer the science of associating people , places, and things involved in
criminal activities
What does the work "forensic" mean? - Answer latin for forum for public; as applied to
public or legal concerns
Name four disciplines within the forensic sciences - Answer Criminalistics
Forensic Pathology
Forensic Anthropolgy
Forensic Entomology
What are two kinds of forensic science labs - Answer Public - law enforcement
Private
What is the main difference between those two types of forensic labs? - Answer Usually
public labs will only provide services to law enforcement or government agencies
Name three federal agencies that have forensic science labs - Answer Department of Justice
Department of Treasury
Department of Homeland Security
Chain of Custody - Answer The documentation of the location of evidence from the time it is
obtained until it is presented in court
Who accredits forensic science labs? - Answer ASCLD-LAB
TWGED - Answer Technical working group on education and training in Forensic Science
FEPAC - Answer Forensic Science education Program Accreditation Commission
ASCLD - Answer American society of Crime Laboratory Directors
,ASCLD-LAB - Answer American society of Crime Laboratory Directors- Laboratory
Accredidation board
What is a forensic anthropologist? - Answer identifying people who cannot be identified
through soft tissue features, usually skeletal remains
Bertillion - Answer French criminalist who developed a method of recording physical
features of a person in such a way that the record would be unique to that person
What lab analyzes wildlife samples in criminal cases? - Answer Teh US fish and wildlife
service
What is a forensic toxicologist? How would this differ from a regular toxicologist? - Answer
Usually forensic toxicologist deals with blood alcohol levels and usually works hand in hand with
pathologists
What is a crime scene? - Answer Where everything starts and is the foundation upon which
all forensic analyses are based, where a criminal act has taken place
What should the first officer or CSI at the crime scene do? - Answer Detain any potential
suspects
Render medical aid
Prevent others from doing the same
Name four safety issues for CSIs - Answer Chemical and biological threats,
Weapons, suspects
What is datum? - Answer A fixed reference point where all measurements will be referenced
back to
What is provenience? - Answer Origin and derivation of an item in three-dimensional space
in relation to a datum and other evidence
MSDS - Answer Material Safety Data Sheets
What does "BBP" stand for? - Answer Blood borne pathogen
name four kinds of evidence - Answer Circumstantial evidence
, Foundational evidence
Incriminating evidence
Prima facie evidence
What is exculpatory evidence? - Answer Evidence tending to establish a criminal defendants
innocence
What is "proxy data"? - Answer the remnants of data of the events left behind
What is the difference between a type I and a type II error? - Answer Type 1 an innocent
party is incriminated and type II a quilty party is exonerated
What are the two hallmarks of science? - Answer Testability and repeatability
What is a cross-transfer? - Answer Evidence such as blood, fibers, that is transfer from
suspect to scene or scene to suspect
What does a condensing lens do? - Answer Focus or condense the light onto the speimen
field of vie
what is the difference between a real image and a virtual image? - Answer the real image is
the image on the screen and virtual is an enlarged or altered image
"Angle in, angle out" is a shorthand way of characterizing what principle in microscopy? -
Answer Snells Law
A fluorescing substance contains... - Answer fluorophores
What happens to the molecules of a substance when x-rays strike it? Why are x-rays called
"ionizing readiation"? - Answer xrays pass through most matter but reflects off dense
material
what happens to molecules when light in the infrared region strikes them? - Answer Bonds
start to vibrate
What is the most common type of detector used in UV/Visible spectrophotometry? - Answer
photocells
with Complete Solutions.
Forensic Science - Answer the science of associating people , places, and things involved in
criminal activities
What does the work "forensic" mean? - Answer latin for forum for public; as applied to
public or legal concerns
Name four disciplines within the forensic sciences - Answer Criminalistics
Forensic Pathology
Forensic Anthropolgy
Forensic Entomology
What are two kinds of forensic science labs - Answer Public - law enforcement
Private
What is the main difference between those two types of forensic labs? - Answer Usually
public labs will only provide services to law enforcement or government agencies
Name three federal agencies that have forensic science labs - Answer Department of Justice
Department of Treasury
Department of Homeland Security
Chain of Custody - Answer The documentation of the location of evidence from the time it is
obtained until it is presented in court
Who accredits forensic science labs? - Answer ASCLD-LAB
TWGED - Answer Technical working group on education and training in Forensic Science
FEPAC - Answer Forensic Science education Program Accreditation Commission
ASCLD - Answer American society of Crime Laboratory Directors
,ASCLD-LAB - Answer American society of Crime Laboratory Directors- Laboratory
Accredidation board
What is a forensic anthropologist? - Answer identifying people who cannot be identified
through soft tissue features, usually skeletal remains
Bertillion - Answer French criminalist who developed a method of recording physical
features of a person in such a way that the record would be unique to that person
What lab analyzes wildlife samples in criminal cases? - Answer Teh US fish and wildlife
service
What is a forensic toxicologist? How would this differ from a regular toxicologist? - Answer
Usually forensic toxicologist deals with blood alcohol levels and usually works hand in hand with
pathologists
What is a crime scene? - Answer Where everything starts and is the foundation upon which
all forensic analyses are based, where a criminal act has taken place
What should the first officer or CSI at the crime scene do? - Answer Detain any potential
suspects
Render medical aid
Prevent others from doing the same
Name four safety issues for CSIs - Answer Chemical and biological threats,
Weapons, suspects
What is datum? - Answer A fixed reference point where all measurements will be referenced
back to
What is provenience? - Answer Origin and derivation of an item in three-dimensional space
in relation to a datum and other evidence
MSDS - Answer Material Safety Data Sheets
What does "BBP" stand for? - Answer Blood borne pathogen
name four kinds of evidence - Answer Circumstantial evidence
, Foundational evidence
Incriminating evidence
Prima facie evidence
What is exculpatory evidence? - Answer Evidence tending to establish a criminal defendants
innocence
What is "proxy data"? - Answer the remnants of data of the events left behind
What is the difference between a type I and a type II error? - Answer Type 1 an innocent
party is incriminated and type II a quilty party is exonerated
What are the two hallmarks of science? - Answer Testability and repeatability
What is a cross-transfer? - Answer Evidence such as blood, fibers, that is transfer from
suspect to scene or scene to suspect
What does a condensing lens do? - Answer Focus or condense the light onto the speimen
field of vie
what is the difference between a real image and a virtual image? - Answer the real image is
the image on the screen and virtual is an enlarged or altered image
"Angle in, angle out" is a shorthand way of characterizing what principle in microscopy? -
Answer Snells Law
A fluorescing substance contains... - Answer fluorophores
What happens to the molecules of a substance when x-rays strike it? Why are x-rays called
"ionizing readiation"? - Answer xrays pass through most matter but reflects off dense
material
what happens to molecules when light in the infrared region strikes them? - Answer Bonds
start to vibrate
What is the most common type of detector used in UV/Visible spectrophotometry? - Answer
photocells
