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forensic science chap 1 Flashcards

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12603217068crime-scene investigationthe synematic process of searching for, documenting, collecting preserving and interpreting physical evidance in effort to determine the truth0
12603217069CSI looks at locations collecting evidance, taking photographs, fingerprints. Criminalist analysed items of evidanceCSI vs criminalist1
12603217070Fruit of the Poisonous Treedescribes evidence that is found illegally. if the source (the tree) of the evidence is tainted then then anything gained (the fruit) Is also tainted2
12603217071Lochard's Exchange Principlewhenever 2 objects come in contact with one another there is cross transfer of evidance. (every criminal leaves a trace3
12603217072objectives of a CSI*determine weather a crime has been committed *determine weather it was committed within investigators jurisdiction *discovery/documentation of all facts *identify and eliminate suspects *locate and apprehend the perpetrator *maintain proper chain of custody *effectively testify as a witness4
12603217074traditional evidance is made by a person under oath. physical evidance is anything with size, shape, and dimensions (drugs, blood, hair, paint)testamonial vs physical evidance5
12603529166steps of scientific method*define question *gather information and resources *form hypothesis *perform experiment/ collect data *analysis of data *interpret data (draw conclusions) *communicate/ publish result *retest (presumed by others)6
12603529167repeat scientific methodscientific investigation method steps7
12603529168auther impact modern day CSI?in sherlock Holmes he used forensic investigation method that was undoi discovered .8
12603790071direct evidenceproves a fact without requiring an inference or presumption9
12603790072chain of custodya log or record of who collected and subsequently handled evidence of a crime. if evidence is found to be illegally collected then will be found inadmissible in court10
12603851081first responderthe first police officer to arrive at a crime scene. their job is to secure the scene by not touching anything but documenting physical evidance11
12606939081crime scene evidanceDOCUMENTATING, searching, interpreting, collecting, and preserving12
12606939082individuals at crime scenefirst responder, detective, crime scene investigator, criminalist, courts13
12606939083Song Ci*wrote a book of crimes he investigated as a judge *built foundations of forensic science14
12606939084Sir Robert Peel*defined ethical requirements for police officers *"the police are the public and the public are the police"15
12606939085Auguste Ambroise Tardieu*prominent doctor. wrote many books on forensic science *specialized in abuse and crimes against children16
12606939086Allan Pinkerton*1st detective in chicago *founded Pinkerton detective agency17
12606939087private eyePinkerton detective agency logo sstarted which phrase?18
12606939088Sir Arthur Conan Doyle*Author of Sherlock Holmes *popularized investigative work and forensic science19
12606939089Hans Gross*authored an important book that explained how different sciences can aid investigators *criminal profiling20
12606939090esmond lochard*1st crime lab in history21
12606954773Paul Kirkadvanced degrees in chemistry22

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