Milady's Standard Cosmetology Chapter 9: Nail Structure and Growth

shiny

A normal, healthy nail is:

nail bed

The portion of the living skin on which the nail plate sits is called the:

lunula

The __________ iss the whitish, half-moon shape at the base of the nail.

free edge

The part of the nail plate that extends over the tip of the finger or the toe is the:

ligament

A _____________ is a tough band of fiberous tissue that connects bones or hold an organ in place.

sidewall

The ___________ is the fold of skin overlapping the side of the nail.

matrix

After an injury, infection, or disease, the natural nail will return to its healthy growth as long as the ___________ is healthy and undamaged.

2 - 8 months

Replacement of the natural fingernail usually takes about:

thumb

The finger nail on the _______ typically grows the slowest.

15% - 25%

The nail has a water content between:

skin

The natural nail is an appendage of the:

body

The appearance of the nails can reflect the general health of the:

nail plate

The _____________ is relatively porous and will allow water to pass through.

nerves, lymph, and blood vessels

The matrix contains:

cuticle

Tissue that adheres directly to the natural nail plate but which can easily be removed with gentle scraping is:

push back

Cosmetologists are allowed to ___________ the eponychium.

cuticle

Cuticle moisturizers, softeners, and conditioners are not designed to treat the:

eponychium

Toenails are thicker and harder than fingernails because the ___________ of the toenail is longer than that of the fingernail.

shed

Unlike healthy hair, healthy nails are not _________ periodically.

9 months to 1 year

It takes about ____________ for toenails to be fully replaced.

eponychium

The living skin at the base of the natural nail plate that covers the matric area is the:

bed epithelium

The thin layer of tissue between the nail plate and the nail bed is the:

hyponychium

The slightly thinkened layer of the skin that lies between the fingertip and the free edge of the natual nail is the:

nail cuticle

The dead, colorless tissue attached to the natual nail plate is known as the:

matrix

The ________ is the area where the nail plate cells are formed.