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Nail Structure & Growth - Ch9
Nails
18
Cosmetology
11th Grade
10/25/2012

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Cards

Term
bed epithelium
Definition
thin layer of tissue between the nail plate and the nail bed
Term
cuticle
Definition
dead tissue that tightly adheres to the nail plate
Term
eponychium
Definition
living skin at the base of the nail plate covering the matrix area
Term
free edge
Definition
part of the nail plate that extends over the tip of the finger or toe
Term
hyponychium
Definition
the slightly thickened layer of skin that lies beneath the free edge of the nail plate
Term
ligament
Definition
tough bank of fibrous tissue that connects bones or holds an organ in place
Term
lunula
Definition
witish, half-moon shape at the base of the nail plate, caused by the reflection of light off the surface of the matrix
Term
matrix
Definition
area where the natural nail is formed: this area is composed of matrix cells that make up the nail plate
Term
nail bed
Definition
portion of the skin that the nail plate sits on
Term
nail fold
Definition
fold of normal skin that surrounds the nail plate
Term
nail groove
Definition
slit or furrow on the sides of the nail
Term
nail plate
Definition
hardened keratin plate covering the nail bed
Term
nail unit
Definition
all the anatomical parts of the fingernail necessary to produce the natural nail plate
Term
natural nail
Definition
the hard protective plate of the nail, composed mainly of keratin
Term
onyx
Definition
technical term for the nail
Term
integumentary stystem
Definition
made up of the skin and its appendages (skin, hair, nails)
Term
nail malformation
Definition
occurs in the matrix and is caused by injury, disease, or infection and can change the shape or thickness of the nail plate
Term
integumentary stystem
Definition
made up of the skin and its various organs
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