INTRODUCTION TO FORENSIC SCIENCE STUDY GUIDE FROM TEXT Chapter 1 1. Define forensic science/criminalistics 2. Recall the major contributions to the development of forensic science. 3. Give examples of typical crime laboratories as they exist on the national‚ state and local levels of government in the U.S. 4. Describe the services of a typical comprehensive crime laboratory in the criminal justice system. 5. Explain the different approaches espoused by the Frye and Daubert decisions to
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rightbottom right-12001500 2.1.13 Evidence that is loose and lying on the ground should be bagged up and catalogued each piece of evidence is given an individual identification number so that it can be cross-matched against corresponding investigative reports. The evidence is bagged in clear plastic bags‚ which are sealed airtight so that no contamination can take place. Each of these bags is accompanied by a “custody chain” document; this document is to be filled out by any officer who wishes
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on a nightstand next to the bed. A search of the room was done and multiple items were collected by Forensic Tech. The Hi-point rifle along with a spent shell casing was collected along with some beer bottles which were processed for potential latent prints. A liquor bottles was also collected from outside which appeared to have not been there long. All of the seized items were placed into the Evidence collection
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medical examiners. The four circumstances of death are a homicide‚ a accidental death‚ a natural death and a undetermined death. Impression evidence is one the most common used piece of evidence. A impression mark is made when two objects get in contact with enough force to cause the impression mark. Pattern evidence can be identifiable or very from the pattern evidence. It can help link a suspect or tool to a certain crime scene. Investigators will look at shoe prints or any other prints. It
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Case study Case Overview Three men were arrested following a public appeal where a red Ford Focus was stolen from Bournemouth town centre‚ and used in an armed robbery of a bookmaker in Winton. Two of the men deny any involvement in the crime and the third admits to being the getaway driver. During the robbery the masked man carrying the sawn off shotgun fired it into the ceiling demanding everyone to lie on the floor. He then assaulted the store manager using the shotgun and forced him to open the
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photograph‚ and a close-up photograph with a scale. Special techniques and considerations are needed when photographing indoor scenes‚ outdoor scenes‚ night scenes‚ arson scenes‚ sexual assault victims‚ impression evidence‚ bloodstain evidence‚ and latent fingerprint evidence. Many digital cameras have far exceeded the common film camera in resolution and ease of use‚ admissibility issues may still exist in the use of digital images during legal proceedings. Video documentation is helpful for showing
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assignment Monday-Friday from 8:30am-4:30pm for 8 hours of fun and exciting tasks. What I found to be interesting was a CSI must “successfully complete a minimum of 720 hours of training in crime scene processing‚ with a minimum of 80 hours of training in latent fingerprint processing‚ 40 hours in major death investigation‚ 40 hours in advanced death investigations‚ 40 hours in photography‚ 40 hours in blood spatter interpretation‚ and other training courses in arson investigation and forensic pathology.
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Criminal evidence is any exhibit or testimony regarding a crime. It can take many forms‚ and is typically used to establish that a crime has been committed and identify blame or fault in a criminal case. What constitutes acceptable criminal evidence varies somewhat between legal systems‚ although ideally‚ evidence provides reasonably reliable information that gives a more complete picture of a crime The outcome of many criminal law cases will depend upon the strength and admissibility of evidence
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either the voluntary or the mandatory systems. Both in Minnesota and in Utah‚ the reporting function lies in the hands of the professional boards. In both cases‚ there is a vast number of incidents that are reportable. The two cases use a medical examiner as one of the primary investigators. Additionally‚ there is the application of the cause analysis. In the end‚ the system of reporting of choice depends on their pros and cons. In Minnesota‚ the mandate of reporting the adverse incidents that happen
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may be found. Patent prints are visible to the human eye. Latent prints are “unintentional prints found on items of evidence or at a crime scene” (Unknown‚ Obtaining and Recording Physical Evidence‚ n.d.). The ability to visualize prints depends on the physical condition of the person who left the print‚ the surface on which they left it‚ and the reflection of the light which is used to help visualize the print. Other circumstances that effect the visibility of latent prints is time and exposure
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