WorksheetsFingerprints
Total questions: 20
Worksheet time: 12mins
A fingerprint is a(n) (a) characteristic.
No two people have been found with the ____________________ same fingerprint pattern.
unchanged
exact
repeating
changing
A fingerprint will remain _________________________ for the _______________ of the individual.
unchanged, life
changing, life
unchanged, childhood
different, adult years
Fingerprints have general characteristic (a) patterns that allow them to be systematically identified.
______________ are the most common fingerprint pattern.
loops
arches
whorls
______________ are the least common fingerprint pattern.
loops
arches
whorls
The study of friction ridge structures and their uniqueness is called ____________________.
Dactyloscopy
Anthropology
Serology
Ridgeology
The uniqueness of a pattern can be determined by the pattern as well as the _______________ points.
void
loop
minutiae
ending
Impressions left by friction ridge skin on objects such as a door handle, window, or other objects are called _______________ _______________.
(a)
___________________ is a chemical that bonds with amino acids in fingerprints and will produce a blue or purple color.
super glue
ninhydrin
cyano acrylate
acetic acid
How many deltas does a loop fingerprint pattern usually have?
1
2
3
4
How many deltas does a plain whorl fingerprint pattern usually have?
1
2
3
4
Plain whorls and central pocket whorls consist of complete ______________ in the pattern.
squares
circles
arches
loops
A fingerprint classified as an arch will have ridges that
Form complete circles
Enter on one side, and leave on the other side
Enter on one side and leave on the same side
Have a mixture of pattern types
True or False: The international standard for the number of points of identification required for a fingerprint match is 12.
True
False
What does AFIS stand for?
Automated Fingerprint Identification System
American Fingerprint Identification System
Automated Fingerprint Integration Sequence
American Fingerprint Integration Sequence
How is AFIS useful?
The database can match fingerprints from crime scenes to anyone in the world
The database is able to identify who all latent prints belong to
The database can identify probable matches of latent prints and any print that is already in the database
The database can match blood types of crime scene blood and suspect blood sample
What is the most common type of animal hair used to make brushes for fingerprinting?
camel
horse
panda
sheep
The most common method for lifting prints involves dusting with black powder and lifting the print with ___________ _________.
(a)
Minutiae points are where the ridge structure ____________ ___________.
Isn’t changing
Is invisible
Is damaged
Pattern changes
