Questions from Crime and Investigation

Q: Define the terms area of convergence and area of origin and explain

Define the terms area of convergence and area of origin and explain what each reveals to an investigator.

Q: What determines the size of blood drops in a cast-off

What determines the size of blood drops in a cast-off pattern? Explain.

Q: Name and describe two methods for documenting bloodstain patterns.

Name and describe two methods for documenting bloodstain patterns.

Q: Name two major limitations of crime-scene reconstruction.

Name two major limitations of crime-scene reconstruction.

Q: If the distribution and pattern of bloodstains at a crime scene are

If the distribution and pattern of bloodstains at a crime scene are not properly documented and analyzed, what potential information could be missed?

Q: Name two main drawbacks to using AFIS.

Name two main drawbacks to using AFIS.

Q: Explain why the FBI’s Repository of Individuals of Special Concerns (RISC

Explain why the FBI’s Repository of Individuals of Special Concerns (RISC) is particularly beneficial for law enforcement.

Q: Describe the basic process used to “lift” a fingerprint.

Describe the basic process used to “lift” a fingerprint. When should this procedure be used?

Q: Give three reasons why alternate light sources have replaced lasers for visualizing

Give three reasons why alternate light sources have replaced lasers for visualizing latent prints.

Q: What is digital imaging? How is it useful for analyzing fingerprints

What is digital imaging? How is it useful for analyzing fingerprints?