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Question 1 As discussed in the module, what are the three
(3) types of centered wavelengths of light? What evidence is best viewed with
each of these wavelengths?
Question 2 Based on the Saint Leo core value of Responsible
Stewardship, in what ways is protecting yourself and the evidence at a crime
scene an embodiment of this value? How can you be a responsible steward to the
environment and your agency while preventing contamination of the evidence?
Question 3 What does the acronym PPE represent? List at
least four (4) types of PPE.
Question 4 Explain the Stokes Shift principle in your own
words. Why do investigators using an ALS need to understand this principle?
Question 5 What is an ALS? List at least three “brands” that
can be utilized to visualize evidence. Also, what protection would be needed
when using an ALS?
Question 6 What does the acronym LASER stand for and why is
it used in crime scene investigation and detection of evidence? What is the
influence of Dr. Menzel in LASER usage?
Question 7 What are the main routes of hazardous exposure an
investigator may be susceptible to at a crime scene? List an example of each.
Question 8 Preventing exposure to blood borne pathogens
begins with implementation of OSHA’s BBP standard, 40 CFR 1910.1030. What is
OSHA and why is it necessary to understand this BBP standard?
Question 9 List at least three (3) general wavelengths that
are utilized with an ALS to visualize evidence. Give an example of the types of
evidence that can be visualized with each of these wavelengths.
Question 10 According to CSI Byrd in his article “Hazards
and a crime scene,” what are the three (3) types of general hazards
investigators may be susceptible to at a crime scene? Give an example of each
and one method you would use to help prevent being injured by this type of

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