Author Question: What type of disinfectant must be applied to a subject's skin before drawing blood? Why must such a ... (Read 72 times)

Medesa

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What type of disinfectant must be applied to a subject's skin before drawing blood? Why must such a disinfectant be applied?
 
  What will be an ideal response?

Question 2

Which of the following statements is true?
 
  a. A bullet can be individualized to a weapon by the number and twist of its lands and grooves.
  b. The comparison microscope is an indispensable tool of the firearm examiner.
  c. The diameter of the bore of a rifled firearm is its gauge.
  d. Carbonaceous smoke or soot deposited around a bullet hole is normally indicative of a discharge 12 to 18 feet or less from the target.



SeanoH09

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Answer to Question 1

A nonalcoholic disinfectant must be applied to a subject's skin before drawing blood, to negate any argument that an alcoholic disinfectant may have inadvertently contributed to a falsely high blood-alcohol result.

Answer to Question 2

b



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