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

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

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

True or False: Every nail has a lunula

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