Hair and Fiber

Front

What is the tough outer covering of a hair composed of overlapping scales?

Back

Cuticle

Front

What protein is hair primarily made of?

Back

Keratin

Front

How are fibers classified?

Back

Natural fibers or synthetic fibers.

Front

Where does most of the color in a strand of hair come from?

Back

The cortex.

Front

What is the medulla pattern called when it is unbroken?

Back

Continuous.

Front

What is the central core of a hair strand called?

Back

Medulla.

Front

What are the two main types of natural fibers?

Back

Animal fibers and plant fibers.

Front

What is the primary function of the cuticle in hair?

Back

To protect the inner layers of the hair.

Front

What type of fibers are made from chemical processes?

Back

Synthetic fibers.

Front

What is the term for the outermost layer of hair?

Back

Cuticle.