FINGERPRINT & IMPRESSION ANALYSIS

How many individual minutiae does the average finger have?

• 1,500

• 150

• 15,000

Which of the following is the third level of detail?

• Flow & distribution of pores

• Ridge endings

• Spurs

How deep does an injury have to alter fingerprints?

• 1 mm

• 3 mm

• 2 mm

• 4 mm

Crime scene investigators want to test a dry knife for prints. Which two methods could they use?

• powder & super glue fuming

• power & ninhydrin

• photography & ninhydrin

• power & corn starch

Which pattern is the rarest of fingerprints?

• arch

• loop

• whorl

Which of the following is the reason why footprints are NOT commonly used to identify individuals?

• Footprints are too large & the analysis would take too long.

• Footprints are not commonly found on crime scenes & don't have database of known prints.

• Footprints are not unique to individuals.

• Footprints are too easy to damage.

The image is an example of which of the following?

• Tented arch

• plain arch

• plan whorl

• double loop whorl