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Nail theory > Nail matrix > Flashcards

Nail matrix Flashcards

1
Q

Mantle

A

Pocket like structure, holds the root and matrix

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2
Q

Nail matrix

A

Active tissue that generates the cells, which harden as they move outward forming the nail plate

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3
Q

Nail root

A

Attached to matrix at the base of nail under the skin inside the mantle.

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4
Q

Nail bed

A

Area of the nail which the nail body tests, nerves and blood supply found here, specialized ligaments attach the nail bed to the bone.

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5
Q

Nail plate

A

Nail body, visible nail are from nail root to free edge, made of layers no nerves or blood vessels

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6
Q

Lunula

A

Half moon shape at the base of the nail, visit part of matrix.

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7
Q

Eponychium

A

Live tissue at the base of the nail

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8
Q

Cuticle

A

Overlapping dead tissue, loose and pliable around the nail

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9
Q

Nail grooves

A

Tracks on either side of the nail that the nail moves on as it grows

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10
Q

Sidewalls

A

Folds of skin on either side of the nail groove

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11
Q

Perionychium

A

Living tissue that overlies the nail plate on the sides of the nail

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12
Q

Free edge

A

Part of the nail that extends beyond the finger or toe, protects the tips of the fingers and toes

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13
Q

Hyponychium

A

Living tissue underneath the free edge of the nail.

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14
Q

Onychosis

A

It’s an disease, disorder or condition of the nail

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15
Q

Etiology

A

It’s a cause of the disease, systemic,environmental,disease-related

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16
Q

6 signs of infection

A

Pain,swelling,redness,local fever, throbbing, pus.

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17
Q

Onychomycosis

A

Fungus, disease-related can result from a nail injury invaded by fungus.

18
Q

Tinea manus

A

Appears as rings containing tiny blisters, dark pink to reddish in color, can have dry flakes

19
Q

Tinea Pedis

A

Fungus disease-related, itching and peeling on feet.

20
Q

Paronychia

A

Red,swollen, sore, warm to touch, can lose the nail.

21
Q

Onychoptosis

A

Causing problem is cured the nail will grow.

22
Q

Onychia

A

Bacterial infection, disease related, inflammation of the nail matrix red, swollen nail may stop growing.

23
Q

Onychatrophia

A

Nail shrinks in size and may separate from nail bed. the nail may improve in 3 to 6 months.

24
Q

Onycholysis

A

Loosening of the nail plate starting at the free edge and processing to the lunula. nail doesn’t come off,stays attached at root area

25
Q

Blue nails

A

Blue color in skin under nails can be corrected if cause is eliminated common in older people

26
Q

Eggshell nails

A

Very thin, soft almost see thro, transparent

27
Q

Corrugations

A

Horizontal wavy rinses across nail.It may grow out and disappear.

28
Q

Kolionychia

A

Nail with a concave shape.systemic or long term illness, nerve disturbance.

29
Q

Furrows

A

Injury to matrix that causes cells to reproduce unevenly can be nutrition, injury or illness related.

30
Q

Onychogryposis

A

Increased thickness and curving of the nail that may accur with age or injury to nail.

31
Q

Onychocryptosis

A

Ingrown nails.If the nail grows into edge of the nail groove cutting the skin or becomes deeply infected.

32
Q

Melanonychia

A

Increased pigmentation results in darker bands that run the length of the nail.

33
Q

Onychauxis

A

Thickening of nail plate or an abnormal outgrowth of nail.

34
Q

Agnails or Hangnails

A

Skin breaks at corners of nails can be Troy with cuticle nippers and may heal in 2-3 days can be reoccurring.

35
Q

Bruised nails or splinter Hemorrhages

A

Discoloration under nail,normal nail growth will continue bruised area will grow out with nail.

36
Q

Leukonychia

A

A small separation from the nail bed, grows out the nail.

37
Q

Pterygium

A

Excess living skin that can remain attached to the nail plate and disrupt normal nail growth.

38
Q

Beau’s Lines

A

Nail returns to normal after trauma.

39
Q

Onychophagy

A

If biting stops nail will regrow may be sensitive to touch, nail plate appears flat and may be deformed until an entire nail has regrown from the matrix

40
Q

Onychorrhexis

A

Easily recognizable file with emery board carefully may be a permanent condition.

Nail theory (3 decks)

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