Hair and Fiber Review

Front

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

Back

Cut hairs from the suspect’s head.

Front

What are the types of hair cuticles?

Back

Coronal, spinous, imbricate, fragmented.

Front

How are fibers classified?

Back

Natural fibers or synthetic fibers.

Tags

NGSS.MS-PS1-3

Front

What is the cortex of a hair?

Back

The region of hair located outside of the medulla containing granules of pigments.

Front

Where do natural fibers come from?

Back

Animals, plants, and minerals that are mined from the ground.

Front

What is the medulla in hair structure?

Back

The central core of the hair, which can be continuous, fragmented, or absent.

Front

What is the primary component of hair?

Back

Keratin, a type of fibrous protein.

Front

What are synthetic fibers made from?

Back

Chemicals and polymers, often derived from petroleum.

Tags

NGSS.MS-PS1-3

Front

What is the difference between natural and synthetic fibers?

Back

Natural fibers come from plants or animals, while synthetic fibers are man-made.

Tags

NGSS.MS-PS1-3

Front

What is the significance of hair in forensic science?

Back

Hair can provide evidence of a person's presence at a crime scene and can be used for DNA analysis.