Ridge Characteristics

​Fingerprint
Practice

​Complete this using your notes pages 1 and 2


You have 3 chances and highest score will be taken as a grade.

Categorize

Options (3)

Identify the key pattern of the print:

Loop

Whorl

Arch

Categorize

Options (6)

ridges will enter and exit on the same side

typically 1 delta

typically 2 deltas

typically 0 deltas

ridges will enter on one end and exit on the other

ridges form a series of concentric circles

Identify the key pattern of the print:

Loop

Whorl

Arch

Labelling

Label the timeline with the correct person or event:

Drag labels to their correct position on the image

NYC Civil Service

Will West Case

Henry

Galton

Vucetich

Hotspot

Pick the person (on the timeline) who is responsible for the following:

Identified loops, whorls, and arches

Hotspot

published "Finger Prints" educating public on fingerprint characteristics

Hotspot

first to use fingerprints in an investigation

Hotspot

used fingerprints for identifying applicants; first time in U.S.

Hotspot

exposed the need for fingerprints in cataloging inmates due to identical names and body measurements of two different inmates

Match

Match the following ridge characteristic with the correct name

Bridge

Ending Ridge

Bifurcation

Spur/Hook

Delta

• Bridge

• Ending Ridge

• Bifurcation

• Spur/Hook

• Delta

Draw

Draw a picture of a ridge characteristic called a CROSSOVER

Draw

Draw a picture of a ridge characteristic called a TRIFURCATION

Labelling

Label the ridge characteristics on the print pictured

Drag labels to their correct position on the image

Bifurcation

Eye

Core

Ending Ridge

Delta

Hook/Spur

Crossover

Bridge

Labelling

Label the different ridge characteristics:

Drag labels to their correct position on the image

Short Ridge

Ending Ridge

Eye

Crossover

Bifurcation

Bridge

Hook/Spur

Draw

On the fingerprint to the right, use the drawing tools to circle the following:

any 2 BIFURCATIONS

any 1 DOT OR ISLAND

ALL OF THE CHARACTERISTICS LISTED ARE ON THE FINGERPRINT, BUT NOT IN A SPECIFIC LOCATION.

Draw

On the fingerprint to the right, use the drawing tools to circle the following:

any 2 ENDING RIDGES

1 DELTA

ALL OF THE CHARACTERISTICS LISTED ARE ON THE FINGERPRINT, BUT NOT IN A SPECIFIC LOCATION.

Categorize

Options (3)

Prints that are dusted for

3-D in clay

Visible bloody prints

Organize these options into the right categories

LATENT

PLASTIC

PATENT