fingerprint evidence Flashcards
1
Q
what are the two types of files?
A
- known: contains prints of know individuals
- forensic: consists of images from unsolved cases
2
Q
where are the two types of loops?
A
alner- in the pinky
radium- in the thumb
3
Q
what are patent prints?
A
when prints are dirty and perpetrator leaves behind a visible print
4
Q
what are plastic prints?
A
three dimensional prints. when the perpetrator impresses a print into a substance
5
Q
what are latent prints?
A
hidden prints. only secretions are left behind
6
Q
what six things can help lift prints?
A
powders, superglue, iodine, nihydrin, silver nitrate, and lazers
7
Q
what are the three fingerprint patterns?
A
arch, loop, whorl
