Hair and Follicle Evidence

What are the most basic components of hair?

• Keratin

• Melatonin

• Melanin

• Catagen

What is this a picture of?

• Cuticle

• Cortex

• Medulla

• Follicle

What part of the hair is a follicle?

• Core

• Root

• Outer Layer

• Pigment

The outermost layer of hair is called the

• cuticle

• cortex

• keratin

• medulla

What is the most common plant fiber?

• Polyester

• Nylon

• Rayon

• Cotton

What part of the hair contains the DNA?

• Follicle

• Shaft

• Cortex

• Medulla

Which of the following is NOT a layer of the hair shaft?

• cuticle

• follicle

• cortex

• medulla

What is the first stage in the hair life cycle?

• Coronal

• Anagen

• Catagen

• Telogen

Select what type of cuticle is shown and what species it belongs to.

• Spinous

• Coronal

• Human

• Imbricate

• Animal

A scientist is observing a hair shaft that is straight with a round cross-section, and dense pigmentation granules in a continuous medulla. They deduce that the hair is likely of

• European Ancestry

• African Ancestry

• Hispanic Ancestry

• Asian Ancestry