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[FSC239Y5] - Final Exam Guide - Ultimate 53 pages long Study Guide!


Department
Forensic Science
Course Code
FSC239Y5
Professor
Joel Cahn
Study Guide
Final

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UTM
FSC239Y5
FINAL EXAM
STUDY GUIDE

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Centre of Forensic Sciences (CFS) Centre Receiving Office
BACKGROUND AND STATISTICS
The CFS’s goal is to:
Provide scientific expertise
Perform relevant scientific tests
Provide education and training
Conduct research
Produce reports and testimony that are understandable, objective, accurate, and timely
The crime laboratory is:
Within ministry of community safety and correctional services
Independent of police and attorney
Currently in forensic science and coroner’s complex
Most cases in toxicology (41%) and biology (43%) departments. The rest goes to physical science
(7%) and chemistry (8%), then others are rejected (1%)
Scientists get to testify in court
General roles
Identifying objects and materials
Revealing additional information
Detecting and quantifying substances
Comparing knows to unknowns
Use of findings
Support charges
Eliminate suspicion
Public safety and protection
Public service
Clients
Police investigators
Attorneys
Coroners
Pathologists
Fire marshal
SIU
Other official investigators
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CENTER OF RECEIVING OFFICE
Get personal deliveries or police courier (police submitting for another person)
Have courier services and evidence lockers
Have office hours so provide means to submit outside of office hours
Have auto examination bays do drop off cars to investigate
Large item storage bay
It is the first point of contact and receives all evidentiary material. It is where the chain of custody
is initiated. Its role is to:
Assess acceptability of cases items
Verify which section involved and what type of analysis to be completed
Initiate chain of custody
Package item appropriately
Return items to submitting agencies
Separated items: controls, knowns, questioned, complainant, suspect, scene
LIMS LABORATORY INFORMATION
Assigns unique number to each case
Sequentially numbers evidence items
Creates a unique barcode for each item
Records an accurate chain of custody
Item secured in a container under a unique tamper evident barcode seal
Seals initialed by CRO person processing case
A receipt is generated listing all items submitted for the case
Containers are put into secure storage area until delivered to appropriate section
Seal number is registered in LIMS and is used to track the Container and its contents
Recorded each time someone takes custody of item
Scientist assigned to the case takes ownership of the items
Benefits of LIMS
Quick and easy retrieval of info by all individuals within CFS
Organizes all relevant information, investigators, and sections involved in the case
Provides accurate chain of custody of all items
Can determine analysis progress
BIOLOGY SECTION
Most cases from break and enters, then sexual assaults, not a lot of murder
Sexual assault has most evidence items, then break and enters, then murder
Murder has much more evidence submitted compared to the number of cases because case is
more complex
Identification of body fluids:
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