Forensic Hair Analysis Review — Wayground Version

What is the outermost protective layer of the hair shaft called?

• Cortex

• Medulla

• Cuticle

• Follicle

Which layer gives hair its color, texture, and most of its strength?

• Cortex

• Medulla

• Cuticle

• Pigment

Tags

NGSS.MS-LS3-1

What is the innermost layer of the hair, sometimes containing air spaces or cells?

• Cortex

• Cuticle

• Medulla

• Follicle

The structure under the skin where hair grows from is called the:

• Follicle

• Shaft

• Root

• Cuticle

Tags

NGSS.MS-LS1-5

What is the main protein that makes up hair and other properties such as strength and flexibility?

• Collagen

• Melanin

• Keratin

• Elastin

What gives hair its natural color?

• Keratin

• Pigment

• Cortex

• Cuticle

Tags

NGSS.HS-LS3-2

What is the main function of the cuticle in hair?

• Store pigments

• Protect inner layers

• Control growth rate

• Absorb light

Forensic scientists often look at which three main layers of hair under a microscope?

• Root, Follicle, Shaft

• Cuticle, Cortex, Medulla

• Shaft, Tip, Pigment

• Cortex, Scale, Root

Hair always contains DNA

• true
• false

What must be present in a hair sample to obtain nuclear DNA?

• keratin
• a continuous medulla

• healthy cuticle
• follicular tag