Fingerprinting Unit

Front

What is the purpose of dactylography?

Back

for identification purposes

Front

Where does fingerprint residue come from?

Back

the glands that produce oil and sweat

Front

The FBI has found that no two people share more than 12 minute details in common.

Back

False

Front

There are successful methods of removing one’s fingerprints permanently.

Back

False

Front

This type of print may be left behind in wax or clay.

Back

Plastic

Front

Fingerprints visible at a crime scene due to being left in a liquid substance.

Back

Patent

Front

This chemical binds to the carbohydrates in latent prints and turns them brown

Back

Iodine Fuming

Front

This chemical binds with salts in our sweat and turns them black or red-brown.

Back

Silver Nitrate

Front

 This chemical binds to amino acids in sweat and turns the print a purple-blue.

Back

Ninhydrin

Front

When it comes to entering a crime scene, what statement is FALSE? Options:

• Always wear gloves at the crime scene
• Never use a cloth to pick up evidence so you don’t destroy fingerprints
• Always package latent fingerprints found on documents between two pieces of cardboard
• Never add more fingerprints to a crime scene

Back

Never use a cloth to pick up evidence so you don’t destroy fingerprints