Fingerprint Analysis

Fingerprints are formed:

• shortly after birth

• at about two years of age

• at 10 weeks' gestation (during pregnancy)

• at conception

Another way to make prints visible is to apply certain chemicals. Match the correct print lifting method with the appropriate surface material.

• plastics, metals, skin

• Cyanoacrylate

• paper or cardboard

• Silver Nitrate

• Glass, tile, non-porous surfaces

• Iodine Fuming

• paper, tissue, or clothing

• Ninhydrin

• wood or styrofoam

• Powders

Fingerprints that are actual indentations left in some soft material such as clay or putty are referred to as:

• plastic fingerprints

• Patent fingerprints

• latent fingerprints

• indented fingerprints

What minutiae characteristic is indicated by the arrow?

• Fork

• Island

• Bridge

• Delta

What type of fingerprint is shown below?

• whorl

• arch

• loop

What minutiae characteristic is shown below?

• Core

• Crossover

• Bridge

• Hook

Tags

NGSS.MS-LS3-1

Identify the fingerprint pattern shown.

• loop

• arch

• whorl

Which type of fingerprint is shown in the image below?

• arch
• whorl
• loop
• none of these

What pattern is this?

• Tented Arch
• Arch
• Loop
• Whorl

Minutiae type?

• Short ridge
• Bifurcation
• Hook
• Delta