Hair and Fibers

Front

What is the structure of hair that corresponds to the wood in the pencil analogy?

Back

Cortex

Front

What should a detective NOT do when collecting hair as evidence?

Back

Cut hairs from the suspect’s head.

Front

True or false? The hair below most likely comes from a human.

Back

True.

Front

What is the structure of hair that corresponds to the paint on the surface in the pencil analogy?

Back

Cuticle

Front

When evidence can only be associated with a group and never with a single source, what is this evidence said to possess?

Back

Class characteristics.

Front

What is the outermost layer of the hair called?

Back

Cuticle.

Front

What is the innermost layer of the hair called?

Back

Medulla.

Front

What is the primary function of the hair follicle?

Back

To anchor the hair into the skin and provide nutrients.

Front

What are the three main parts of a hair strand?

Back

Cuticle, Cortex, Medulla.

Front

What type of evidence is hair considered in forensic science?

Back

Biological evidence.