Fingerprint Forensics

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Questions and Answers

What is a fingerprint?

  • An impression left by the friction ridges of a human finger (correct)
  • A unique pattern on the skin
  • A type of DNA
  • A mark left by a human hand

What makes fingerprints suitable as long-term markers of human identity?

  • They are detailed, nearly unique, difficult to alter, and durable (correct)
  • They are always visible
  • They can be changed over time
  • They can be easily copied

How can deliberate impressions of entire fingerprints be obtained?

  • By using a special type of paper
  • By using a special camera
  • By scanning the finger
  • By using ink or other substances transferred from the peaks of friction ridges on the skin to a smooth surface (correct)

What parts of the fingers do fingerprint records normally contain impressions from?

<p>The pad on the last joint of fingers and thumbs (D)</p> Signup and view all the answers

Why might authorities employ fingerprints?

<p>To identify individuals who wish to conceal their identity or to identify incapacitated or deceased people (A)</p> Signup and view all the answers

What substance can result in fingerprints on surfaces like glass or metal?

<p>Moisture and grease (C)</p> Signup and view all the answers

In forensic science, what is the significance of recovering partial fingerprints from a crime scene?

<p>It is an important method of identifying the suspect (C)</p> Signup and view all the answers

Where are deliberate impressions of entire fingerprints obtained from?

<p>From the peaks of friction ridges on the skin (B)</p> Signup and view all the answers

What parts of the fingers do fingerprint cards typically record?

<p>Portions of lower joint areas of the fingers (B)</p> Signup and view all the answers

How can fingerprints be used to identify individuals?

<p>By matching them with a database of known fingerprints (A)</p> Signup and view all the answers

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