Chapter 9 Milady

Give a reason why cosmetologists should study and have a thorough understanding of the nail structure and growth.

What do you call the hard protective plate made mainly of keratin, which is located at the end of the finger or toe

• Keratin

• The onyx

• The cuticle

• The free edge

True or False: The keratin found in the natural nail is not as hard as the keratin found in the hair or skin

• True

• False

Together, all the main parts of the nail are referred to as?

True or False: Every nail has a lunula

• True

• False

The most visible and functional part of the nail module is the:

• Nail Plate

• Cuticle

• Free Edge

• Lunula

The nail has a water content between:

• 10 and 15 percent

• 1 and 5 percent

• 20 and 45 percent

• 15 and 25 percent