Nail structure and growth Milady

A normal, healthy nail surface

• is completely inflexible

• has a spotted surface

• is shiny and smooth

• is whit and opaque

The portion of the living skin that supports the nail plate as it grows toward the free edge is called the

• nail bed

• cuticle

• matrix

• ligament

The_____is the whitish, half moon shape underneath the base of the nail

• sidewall

• lunula

• root

• free edge

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

• free edge

• matrix

• bed epithelium

• sidewall

A______is a tough band of fibrous tissue that connects bones or holds an organ in place

• muscle

• ligament

• tendon

• nerve

The_____is the fold of skin overlapping the side of the nail

• eponychium

• hyponychium

• nail groove

• sidewall

As long as the_____is nourished and healthy, new nail plate cells will be created

• lateral nail fold

• lunula

• matrix

• nail plate

Ordinarily, replacement of a natural fingernail takes about

• 6-12 months

• 4-6 months

• 6-8 months

• 2-8 months

The nail growth rate on the___is typically yje slowest

• thumb

• middle finger

• pinkie finger

• index finger

The nail has a water content between

• 10-15%

• 1-5%

• 20-45%

• 15-25%