Forensics - Hair Review

Front

What scale pattern identifies human hair?

Back

Imbricate

Front

What is the cuticle of a hair?

Back

The tough outer covering of a hair composed of overlapping scales.

Front

What kind of medulla is absent in a hair fiber?

Back

There is no medulla - Absent.

Front

During which stage of the hair life cycle is the hair follicle dormant?

Back

Telogen.

Front

What does it mean when evidence can only be associated with a group?

Back

That evidence possesses class characteristics.

Front

What are the three main types of medulla patterns?

Back

Continuous, Interrupted/Intermittent, Fragmented.

Front

What is the primary function of the hair cortex?

Back

To provide strength, color, and texture to the hair.

Front

What is the role of the hair follicle?

Back

To anchor each hair into the skin and provide nutrients.

Front

What is the difference between class and individual characteristics in forensic evidence?

Back

Class characteristics can only associate evidence with a group, while individual characteristics can link evidence to a specific source.

Front

What is the anagen phase in the hair growth cycle?

Back

The active growth phase where the hair follicle is actively producing hair.