Forensic Science Fall Semester Review 2024

Front

What is the cuticle in hair structure?

Back

The cuticle is the outermost layer of the hair shaft, consisting of overlapping scale-like cells that protect the inner layers.

Front

What are the major jobs of a forensic scientist?

Back

Forensic scientists analyze physical evidence, provide expert testimony, and train others in the recognition, collection, and preservation of physical evidence.

Front

What is a synthetic fiber?

Back

A synthetic fiber is a type of fiber made from man-made substances, such as plastics, rather than natural sources.

Front

Which organizations are considered major crime labs in the US?

Back

Major crime labs in the US include the FBI, DEA, and USPS. The NRA is not a major crime lab.

Front

Can the species of hair evidence be determined without DNA?

Back

Yes, it is possible to determine the species of hair evidence through microscopic analysis and comparison.

Front

What is the medulla in hair structure?

Back

The medulla is the innermost layer of the hair shaft, which can vary in thickness and appearance among different species.

Front

What is the cortex in hair structure?

Back

The cortex is the middle layer of the hair shaft, containing the majority of the hair's pigment and providing strength.

Front

What is the role of forensic evidence in court?

Back

Forensic evidence is used to support or refute claims made in court, but it is the judge's role to determine its admissibility.

Front

What is the difference between natural and synthetic fibers?

Back

Natural fibers are derived from plants or animals, while synthetic fibers are made from chemical processes and man-made materials.

Front

What is the importance of proper evidence collection?

Back

Proper evidence collection is crucial to maintain the integrity of the evidence and ensure it is admissible in court.