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60 Cards in this Set
- Front
- Back
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What do crime labs answer
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Was a crime committed, who committed the crime, who could have not committed the crime
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What are the three majors to a crime labs effectiveness
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Equality, productivity, timeliness
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Neutron activation analysis
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The study of gunshot residue
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Ultrasonic cavitation
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Aids in restoring obliterated serial numbers on firearms
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Forensic science
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The part of science does apply to answering legal questions
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Criminalistics
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Deals with the study of physical evidence related to a crime. (blood hair)
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What are the three major forensic science data bases
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International automotive paint data query, shoe image capture and retrieval, national integrated ballistic information network
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Cartography
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The use of simple ciphers and codes to protect the security of messages
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Interview
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The process of obtaining information from people who may have knowledge of a crime
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Neuro Linguistic
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The study between brain function and eye movment
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Polygraph
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An instrument useful in investigations that helps detect if a subject is lying
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What are the three parts to a polygraph test
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Cardiograph - record heartbeat, neumograph-record resperation, galutanograph- record sweat on finger
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Interrogation
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A process of using acquired info to match with a particular suspect
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Why do people confess
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To clear their mind or conscience, you have an uncontrollable urge to confess
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Rules to a confession
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The confession must be give freely voluntarily and must be given without the psychological concern
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Homicide
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The killing of a human being by another human being
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What are the two classifications of a homicide
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Non felonious homicides, felonious homicides
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What are the two types of non felonious homicides
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Justifiable - the necessary killing of another person, excusable - results of an unintentional accident
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What are the two classifications of felonious homicides
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Murder the killing of a heat another human being with evil for thought or intent, manslaughter - the unlawful killing of another human being without forethought
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First degree murder
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Evil for thought and deliberation with the purpose to kill
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Second degree murder
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The killing of another human being without premeditation for the liberation usually spur of the moment
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Autopsy
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Greek for to see for oneself, a medical test section of the body for the examination of the organs to determine time of death, manner of death, cause of death, and to identify the body
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Forensic pathology
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The study of how and why people die
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What are the two types of strangulation
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Ligature strangulation - pressure on the neck applied by a band, manual strangulation pressure of the hand or forearm against the neck
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3 main ways to identify a burned body
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Fingerprints, dental work, bones
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Ways to determine time of death
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Elgar mortis, rigor mortis, postmortem lividity
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Algor mortis
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Study of the body's temperature after death
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Rigor mortis
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Study of the body's stiffness after death
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Post mortem lividity
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Study of the color of the body after death
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Forensic entomology
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The study of the insects associated with a dead body
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multicide
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The killing of a number of victims by one or more persons working in a concert
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Different kinds of child abuse homicide
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Shaken baby, munchausen syndrome, sudden infant death syndrome - SIDS
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Munchausen syndrome by proxy
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Is psychological disorder where the mother purposely hurts the children by getting them sick or physically damaged to receive empathy from the doctors when they take their children in
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What are two objectives of the crime labs
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To identify evidence and to compare evidence
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What are some of the problems with crime labs
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Lack of training within the staff, lack of accreditation, log of cases, DNA contamination
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How can lasers be used in forensics
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They can be used to discover latent fingerprints
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What are some interview essentials
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Privacy, is the witness qualified to testify, credibility
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Which way do we look when we tell a lie
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About 90 percent of the population will look to the right when they are lying
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What are the basic requirements of an interviewer
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Must be a good listener, and be observant
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facts About the polygraph
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It is an investigative tool only, results are not admissible in court
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What is a walker hearing
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Any challenge to a confession
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What are the three ways you can document a confession
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Video taping audio, or written confession
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What do you do when a confession is obtained
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Collaborate the confession with independent evidence
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What is malice aforethought
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Evil, evil intent
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What are the two first degree murder elements
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Malice aforethought, deliberation of the full and conscious knowledge of the purpose to kill
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Murder
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Felonious killing of another human being malice aforethought or wrongful intent
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Manslaughter
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The wrongful killing of another human being without malice aforethought or premeditation
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What are autopsies required in
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Homicide Mobile accident deaths death of suspicious nature
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Fire arm wounds
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Contact entry wounds are smaller than exit wounds
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incised wounds
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longer than deeper
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stab wounds
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deeper than longer
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defence wounds
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Commonly found on fingers hands palms and forearm
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What are three questions you need to remember in a fire death
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Was the victim accidentally killed by the fire - was the victim deliberately killed by the fire - was the victim already dead
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How fast does the body cool after death
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1.5 degree per hour
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exhumation
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Removal of body from its place of burial - this always needs a search warrant or court order
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Mass murder
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The killing of four or more victims in a single event or location
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Spree murder
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Killing of three or more victims within a short amount of time and is completely random
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group cause homicides
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Entails two or more people sanctioning an actresulting in death
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Criminal enterprise homicide
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Include murder for monetary gain - money - contract killing
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personal cause homicide
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motivated by interpersonal aggression
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