FIS – Exam 3 Study Guide and Practice Questions
What is the general term for the set of particular features found in friction ridge patterns? -
ANS✔✔ Minutiae
How do fingerprint powders work? - ANS✔✔ Adherence to the fatty components in fingerprint
residue.
Ninhydrin is specifically used on *blank* substrates, which absorb the fingerprint components -
ANS✔✔ porous
Fingerprint pattern lacks a definite core? - ANS✔✔ Arch
What does physical developer react with in fingerprint residue? - ANS✔✔ Lipids,, Non-lipid
Water insoluble components
Fingerprint patterns only change during a lifetime if there is damage to the dermal skin layer -
ANS✔✔ True
The AFIS system only contains known prints - ANS✔✔ False
Even though the computer systems have no cognitive biases, a human examiner makes the
actual identification when dealing with fingerprints - ANS✔✔ True
Ending ridge - ANS✔✔ ridge ends abruptly
Bifurcation - ANS✔✔ ridge splits into two ridges
What is the general term for the set of particular features found in friction ridge patterns? -
ANS✔✔ Minutiae
How do fingerprint powders work? - ANS✔✔ Adherence to the fatty components in fingerprint
residue.
Ninhydrin is specifically used on *blank* substrates, which absorb the fingerprint components -
ANS✔✔ porous
Fingerprint pattern lacks a definite core? - ANS✔✔ Arch
What does physical developer react with in fingerprint residue? - ANS✔✔ Lipids,, Non-lipid
Water insoluble components
Fingerprint patterns only change during a lifetime if there is damage to the dermal skin layer -
ANS✔✔ True
The AFIS system only contains known prints - ANS✔✔ False
Even though the computer systems have no cognitive biases, a human examiner makes the
actual identification when dealing with fingerprints - ANS✔✔ True
Ending ridge - ANS✔✔ ridge ends abruptly
Bifurcation - ANS✔✔ ridge splits into two ridges
