Hair and Fiber Review

Which part shown can be coronal in shape?

• Cuticle

• Medulla

• Cortex

• All of the answers

Which of the following is part of the hair shaft?

• Antagen

• Folicle

• Papilla

• None of the answers

Which of the following can determine whether hair is animal or human?

• Medulla

• Cuticle

• Cortex

• Both medulla and cuticle

Circle the part that can be continuous or absent.

What is the cortex?

• the central core of the hair shaft that may be absent in some species

• the protein rich structure around the central core of the hair shaft that contains pigment

• the outer covering of the hair shaft that is composed of overlapping scales

• part of the brain

The cortex is the ​region of hair outside the medulla that contains granules of ​ (a)   .

• protein

• pigments

• DNA & living cells

• an outer coating

Contains natural pigment (melanin)

• Cuticle

• Cortex

• Medulla

In which direction do the scales of the cuticle point?

• to the root

• to the medulla

• to the tip of the hair

• to the follicle

What is the cuticle?

• the central part of the hair shaft that may be absent in some species

• the protein rich structure around the central core of the hair shaft that contains pigment

• the outer covering of the hair shaft that is composed of overlapping scales

• part of the fingernail

Draw the cross section of a hair from someone with African decent, Asian decent, & European decent. 3 different images