Fingerprint & Impression Analysis

How many individual minutiae does the average finger have?

• 150

• 1,500

• 15,000

• 150,000

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

• Footprints are not unique to individuals

• Footprints are too easy to damage

• Footprints are not commonly found on crime scenes and do not have a database of known prints

• Footprints are too large and the analysis would take too long

How deep does an injury have to alter fingerprints?

• 1 mm

• 2 mm

• 3 mm

• 4 mm

Which of the following is the third level of detail?

• Ridge endings

• Pattern of fingerprints

• Flow and distribution of pores

• Spurs

Crime scene investigators believe the suspect left a fingerprint on a ransom note written on notebook paper. Which method should be use to visualize and collect the prints?

• Photography

• Powder

• Super glue fuming

• Ninhydrin