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The Study of Nails
Covers the anatomy of a nail, nail diseases, and disorders.
37
Cosmetology
Undergraduate 1
05/21/2013

Additional Cosmetology Flashcards

 


 

Cards

Term
Onyx
Definition
An appendage of the skin.
Term
Leuconychia
Definition
The white spots on a nail.
Term
Pterygiun
Definition
Living skin that becomes attached to the nail plate.
Term
Onychophagy
Definition
Bitten nails.
Term
Tinea Manus
Definition
Ringworm of the hand.
Term
Corrugations
Definition

Wavy ridges across the nail.

 

Cause: Injury. systemic, uneven growth.

Term

Kolionnychia

(Spoon Nails)

Definition

Nails with a concave shape.

 

Cause: Systemic, long-term illness, or nerve disturbance.

Term
Furrows
Definition
Indented vertical lines down the nail plate.
Term

Onychogryposis

(Claw Nails)

Definition

Increased curvature of the nails.

 

Cause:  Systemic - Age or Injury

Term
Onychocryptosis
Definition

Ingrown nails.

Cause: Environmental or poor nail trimming practices.

Can become infected.

Term

Onychauxis

(hypertrophy)

Definition

Thickening of the nail plate or abnormal outgrowth of the nail.

 

Cause: Injury to nail or systemic.

Term

Onychomycosis

(Tinea Unguium)

Definition
Ringworm of the nail.
Term

Agnails

(hangnails)

Definition

Split cuticle; loose skin partially separated from the cuticle.

 

Cause: Overly dry cuticle that splits. Environment related.

Term

Bruised nails

(Splinter Hemorrhage)

Definition

Dark purplish discoloration under the nail.

 

Cause: Trauma to nail - will grow out.

Term
Onychorrhexis
Definition
Brittle nails.
Term
Onycholysis
Definition

Loosening or separation of the nail.

 

Cause: Internal disorder, infection, or drug treatment.  Systemic or disease related.

Term

Paronychia

(felon)

Definition

Infammination of skin around the nail.

 

Cause: Bacterial infection of a hangnail.

Term
Onychoptosis
Definition

Shedding/falling off nails.

 

Cause: Disease and injury related.

Term
Onychia
Definition

Inflammination of the nail matrix.

 

Cause: Bacterial.

Term
Tinea Pedis
Definition

Athlete's foot

 

ringworm of the feet

Term
Onychatrophia
Definition

Atrophy of the nail or wasting away of the nail.

 

Cause:  Injury/systemic disease.

Term
Etiology
Definition
The cause of the disease, disorder, or condition of the nail.
Term
Onychosis
Definition
Any disease, disorder, or condition of the nail.
Term
Hyponychium
Definition
Skin underneath the free edge.
Term

1/8 "

3 cm

Definition
Average nail growth per month in adults.
Term
Mantle
Definition
pocket-like structure that holds the root and the matrix of a nail.
Term
Nail Root
Definition
Attached to the matrix at the base of the nail, under the skin and inside the mantle.
Term
Nail Bed
Definition
Area of the nail on which the nail body rests. Nerves and blood vessels that are found here supply nourishment. Ligaments attach the ____ ___ to the bone.
Term
Cuticle
Definition
Loose and pliable overlapping skin around the nail.
Term
Nail Matrix
Definition
Active tissue that generates cells, which harden as they move outward from the root to the nail.
Term
Nail Grooves
Definition
Tracks on either side of the nail that the nail moves on as it grows.
Term
Perionychium
Definition
The skin that touches, overlaps, and surrounds the nail.
Term
Eponychium
Definition
The cuticle that overlaps the lunula at the base of the nail.
Term
Nail Wall
Definition
Folds of skin on either side of the nail groove.
Term
Lunula
Definition
Half-moon shape at the base of th nsil, which appears white due to a reflection of light at the point where the nail matix and nail bed meet.
Term
Free Edge
Definition
The part of the nail that extends beyond the end of the finger and protects the tips of the finger and toes.
Term

Nail body

(Nail plate)

Definition

The visible nail area from the nail root to the free edge.

 

Made of layers.

 

No nerves of blood vessels can be found here.

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