# Fingerprint Classification

17 Questions

Fingerprint Classification Quiz

• 1.
There are ____ number of patterns and ___ number of sub-patterns.
• A.

3 patterns and 8 sub-patterns

• B.

4 patterns and 3 sub-patterns

• C.

8 patterns and 3 sub-patterns

• 2.
_____ may be defined as two innermost ridges which start parallel, diverge, and surround or tend to surround the pattern area.
• A.

Pattern Lines

• B.

Type Lines

• C.

Long Lines

• 3.
A _____ is the forking or dividing of one line into two or more branches.
• A.

Divergences

• B.

Line Types

• C.

Bifurcations

• 4.
In regards to type lines when there is a definite break the ridge immediately _____ of it is considered its continuation.
• A.

Inside

• B.

Outside

• C.

Beside

• 5.
A ___ is the spreading apart of two lines which have been running parallel or nearly parallel.
• A.

Divergences

• B.

Bifurcation

• C.

Pattern Area

• 6.
____ are never formed by a single ridge but by the abutting of one ridge against another.
• A.

Bifurcations

• B.

Angles

• C.

Divergences

• 7.
Within the pattern areas of loops and whorls are enclosed the _____ which are used to classify them.
• A.

Focal Points

• B.

Angles

• C.

Type Lines

• 8.
The ____ is that point on a ridge at or in front of the nearest the center of the divergence of the type lines.
• A.

Angles

• B.

Focal Points

• C.

Delta

• D.

None of the above

• 9.
Angles can be used as type lines.
• A.

True

• B.

False

• 10.
The ___ is the approximate center of the finger impression.
• A.

Focal Point

• B.

Delta

• C.

Core

• D.

None of the above

• 11.
Select all the essentials of a loop.
• A.

A core

• B.

A sufficient recurve

• C.

A delta

• D.

A ridge count

• E.

Appendages

• 12.
A __ may be defined as that part of a recurving ridge between the shoulders of a loop.
• A.

Delta

• B.

Appendages

• C.

Sufficient recurve

• D.

None of the above

• 13.
___ loops enters and exits toward the little finger.
• A.

• B.

Arch

• C.

Ulnar

• 14.
___ loops enters and exits toward the thumb.
• A.

• B.

Arch

• C.

Ulnar

• 15.
Of all the fingerprints the most common print is loop.  Of these loops 95% of them are ___.
• A.

• B.

Arch

• C.

Ulnar

• 16.
A ___ the ridges enter on one side of the impression and flow or tend to flow out the other with a rise or wave in the center.
• A.

Loop

• B.

Plain Arch

• C.

Tented Arch

• 17.
• A.

Loop

• B.

Plain Arch

• C.

Tented Arch

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