Ch 3 Forensic Hair Analysis

Front

What is neutron activation analysis?

Back

A technique used to create radioactive decay paths for identifying elements in hair samples.

Front

What are the main cuticle scale patterns in hair?

Back

Coronal, Spinous, and Imbricate are the main cuticle scale patterns. Fragmented is NOT a recognized pattern.

Front

What does the presence of 3 protons in an atom indicate?

Back

It indicates that the atom is a specific element, such as Lithium.

Front

What is the Medulla in a hair shaft?

Back

The Medulla is the innermost layer of the hair shaft, which can have various patterns.

Front

How does protein analysis relate to mtDNA analysis?

Back

Both can provide individual evidence, but protein analysis is often considered class evidence in court.

Front

What is the significance of the cuticle in forensic hair analysis?

Back

The cuticle helps in identifying the species of the hair and can provide class evidence.

Front

What is the role of the Medulla in hair identification?

Back

The Medulla can provide unique patterns that help differentiate between individuals.

Front

What is the difference between nuclear DNA and mitochondrial DNA?

Back

Nuclear DNA is inherited from both parents, while mitochondrial DNA is inherited only from the mother.

Front

What is the importance of hair in forensic science?

Back

Hair can provide valuable evidence in criminal investigations, including individual and class characteristics.

Front

What are the limitations of hair analysis in forensic science?

Back

Hair analysis can provide class evidence but may not always yield individual evidence.