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Chapter 14 on Nails

Eggshell Nails

Very Thin, soft nails and sometimes curve over the free edge

Onychoptosis

Shedding or falling off of the nails

Onychomadesis

Loss of the nail plate with separation occurring at the nail matrix

Onychatrophia

Atrophy of the nail or wasting away of the nail

Onychomycosis

Ringworm of the nail

Furrows

Indented vertical lines down the nail plate

Corrugations

Horizontal wavy ridges across the nail

Pterygium

Living skin that becomes attached to the nail plate

Pincer Nails

Nails that corner inwards

Plicatued Nails

Appears to have a 90 dagree fold

Paronychia or (Felon)

Inflammation of the skin surrounding the nail

The 13 different parts of the nail.

Free edge
Nail body
Nail wall
Lunula
Eponychium
Cuticle
Nail Matrix
Nail Root
Mantle
Nail bed
Nail Grooves
Perionychium
Hyponychium

What is Onychosis?

Any disease, disorder or condition of the nail

What is Etiology?

Cause of the disease, disorder or condition

What is Onychology?

The study of nails

Keratin

Protein that hardens the nails

What is the normal growth rate to grow a new nail?

4 to 6 months

What are the four types of nail wraps?

Fiberglass- Synthetic fiber, almost invisible when applied

Silk- Natural fiber, creates smooth overlay

Linen- Thicker fabric, remains visible

Nylon- Used for repair, not as strong

The five basic nail shapes.

Pointed
Oval
Round
Square
Squoval

What is Pigmentation Problems?

Discoloration- Serious problem in the nail bed

Nail Fungus- Very Contagious, can spread easily

Health of body- The conditions of the bonds give an over all health

Title-Shaped Nails

Deep "C" Curve

Onycholysis

Loosing or separation of the nail

Onychogryposis (Claw Nails)

Increased curvature of the nails

Onychorrhexis

Split or Brittle nails

Onychocryptosis

Ingrown nails

Onychauxis

Thickening of the nail plate

Onychophagy

Bitten nails

Onychia

Inflammation of the nail matrix

Free edge

Extends at the end of the fingers and toes

Nail body

Visible nail area

Nail Wall

Folds of the skin on either sides of the nail grove

Nail Matrix

Generates cells that make the nail

Nail Root

Attached to the matrix

Mantel

Holds the root and matrix

Nail bed

Area of the nail on which the nail body rests

Perionychium

Skin that touches, overlaps and surrounds the nail

Hyponychium

Skin under the free edge

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