Fingerprints Review

What type of fingerprint alteration is permanent?

• Wart

• Scar

• Sweat gland blockage

• Lotion application

What is the probability of two people having identical fingerprints?

• 1 in 64 billion

• 1 in 1 million

• 1 in 100,000

• 1 in 500

What method is used to find latent fingerprints on non-porous surfaces?

• Powder dusting

• Ninhydrin

• Iodine fuming

• Luminol

Who published the first classification system for fingerprints?

• Henry Faulds

• Edward Henry

• Sir Francis Galton

• Alec Jeffreys

What must be followed for handwriting analysis to be admissible in court?

• The expert must have a law degree

• The handwriting must be over 10 years old

• Scientifically accepted guidelines

• The writer must be present for verification

How many deltas do whorl patterns have?

• One

• Two

• Three

• None

What are ridge characteristics also known as?

• Friction patterns

• Bifurcations

• Minutiae

• Grooves

Which fingerprint pattern does NOT have deltas or cores?

• Arch

• Loop

• Whorl

• Ulnar loop

Which of the following is NOT a challenge in handwriting analysis?

• A) Mood, age, or fatigue affecting handwriting

• B) Experts missing details

• C) Base documents being real or fake

• D) The ink color being too vibrant

What percentage of the population has loops?

• 30-35%

• 5%

• 60-65%

• 10%