Ch 3 Hair Analysis

The central core of the hair is called the...?

• Medulla
• Cuticle
• Cortex
• Shaft

The hair follicle is dormant and hairs are easily lost during which stage of the hair life cycle?

• Anagen
• Telogen
• Catagen
• Metagen

In order to determine if a hair is from an animal or human, one should divide the diameter of the...

• medulla by the entire hair
• medulla by the cortex
• cortex by the medulla
• cortex by the entire hair

The tough clear outside covering of a hair shaft is

• cuticle
• cortex
• medulla
• polymer

The middle layer of a hair shaft that contains pigment

• the cortex
• the medulla
• the cuticle
• the polymer

What type of evidence is hair without the follicular tag considered?

• Individual
• Class

Type of cuticle

• coronal
• spinous
• imbricate
• solid

Human or nonhuman hair?

• human 
• nonhuman

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

• keratin
• drop of blood 
• healthy cuticle
• follicular tag

Hair is this type of evidence

• circumstantial
• trace
• class
• all of these