Chapter 9 Nail Structure & Growth

________is the hard protective plate composed mainly of keratin, the same fibrous protein found in skin and hair(just harder).

• almond shape

• natural nail

• square-round

• square

Onyx is another term used for natural nail

• true

• false

________is the portion of living skin that supports the nail plate as it grows toward the free edge.

• nail plate

• coffin

• Nail bed

• almond

_______is attached to the nail plate by a thin layer of tissue and helps guide the nail plate along the nail bed as it grows

• matrix

• round

• coffin

• bed epithelium

________is the area where the nail plate cells are formed,it contains nerves, lymph, and blood vessels to nourish new cells

• matrix

• pinkish

• nail bed

• clear

_The visible part of the matrix that extends from underneath the living skin is called____________

• half moon

• natural nail

• moon shape

• lunula

Every nail has a lunula, but some lunulas are short and remain hidden under the eponychium.

• true

• false

________is the dead, colorless tissue attached to the natural nail plate.

• Cuticle

• nail bed

• lunula

• square-round

_________is the living skin at the base of the natural nail plate that covers the matrix area;often confused with the cuticle

• cuticle

• eponychium

• square

• round

Cosmetologists are free to cut the eponychium, even during a nail service a service.

• true

• false