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Forensic Medicine · Evidence handling
Sample itemWhat is the main purpose of sealing a forensic evidence package?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
B. Detect tampering and preserve chain of custody
A tamper-evident seal helps show whether a package was opened after collection and supports a documented unbroken chain of custody.
Option by option
A. Improve photograph quality
Packaging does not improve photographs.
B. Detect tampering and preserve chain of custody (correct)
Correct: seals protect evidential integrity through traceability.
C. Remove DNA from the item
Evidence handling seeks to preserve rather than remove DNA.
D. Sterilize every biological sample
Sealing does not sterilize biological evidence.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.
More Forensic Medicine questions
- Evidence handlingWhy is chain of custody maintained for specimens?
- Evidence handlingWhy is a documented chain of custody essential for forensic specimens?
- Evidence handlingWhy should wet biological evidence be dried before paper packaging when feasible?
- Evidence handlingWhat is the key reason for changing gloves between forensic specimens?