Nails. Flashcards

1
Q

The study of the structure and growth of the nails is called

A

Onychology

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2
Q

The part of the bail that extends beyond the end of the finger and protects the tips of the fingers or toes

A

Free edge

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3
Q

The visible nail area from the nail root to free edge; made of layers and there are no nerves or blood vessels here

A

Nail body

OR nail plate

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4
Q

The folds of skin of either side of the nail groove

A

Nail wall

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5
Q

The half-moon shape at the base of the nail, which appears white due to a reflection of light at the point where the nail matrix and nail bed meet

A

Lunula

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6
Q

The cuticle that overlaps the lunula at the base of the nail

A

Eponychium

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7
Q

The loose and pliable overlapping skin around the nail

A

Cuticle

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8
Q

The active tissue that generates cells, which harden as they move outward from the root of the nail

A

Nail matrix

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9
Q

This is attached to the matrix at the base of the nail, under the skin and inside the mantle

A

Nail root

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10
Q

A pocket-like structure that holds the root and matrix

A

Mantle

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11
Q

The area of the nail on which the nail body rests; nerves and blood vessels are found and supply nourishment

A

Nail bed

ligaments attach the nail bed to the bone

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12
Q

The tracks on either side of the nail that the nail moves on as it grows

A

Nail grooves

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13
Q

The skin that touches, overlaps and surrounds the nail

A

Perionychium

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14
Q

The skin underneath the free edge

A

Hyponychium

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15
Q

Growth of a new nail plate would take?

A

4-6 months

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16
Q

Nails grows at an average rate of

A

1/8th inch per month (adults)

*growth of nails is faster when you are younger because of general cell reproduction is occurring faster; therefore, growth of nails slows as one ages

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17
Q

Nail growth is faster in BLANK and slower in BLANK

A

Faster - summer

Slower - winter

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18
Q

Which nail grows the slowest? Fastest?

A

Slowest - thumb

Fastest - middle finger

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19
Q

Toe nails are harder and thinker than finger nails and tend to grow?

A

Slower

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20
Q

Permanent distortion a of nails occur when:

A
  1. A nail is lost for to trauma and, without the protection of the nail plate, the nail bed or matrix is injured
  2. A nail is lost through disease or infection. The regrown nail, in this case is often distorted in shape
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21
Q

Any disease, disorder or condition of the nail is called

A

Onychosis

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22
Q

Disease present?
Disorder present?
Condition present?
Can you perform nail service?

A

Disease - no
Disorder - yes, with care
Condition - yes

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23
Q

The cause of the disease, disorder or condition is called?

A

Etiology

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24
Q

What are the six signs of infection in the nails and hands?

A

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

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25
Ring worm of the nail is called? (Disease) Cause: fungus, usually nail injury invade by fungus Prognosis: nail becomes thick and discolors, can develop white scaly patches which yellow streak under nail plate, deformed nail may fall off
Onychomycosis | OR tinea unguium & unguis
26
Ringworm of the hand (Disease) Cause: fungus Prognosis: appears as rings containing tiny blisters, dark pink/reddish in color, can have dry flakes, can spread to nails, scale, feet or body
Tinea manus
27
"Athlete's foot" or ringworm of feet (Disease) Cause: fungus, thrives in moist/dark places Prognosis: inching & peeling of skin, blisters with colorless fluid forming in groups or singly on sores and between toes, leaving sore or itchy skin on feet
Tinea pedis
28
Inflammation of skin around the nail (Disease) Cause: bacterial infection, can come from infected hangnail; prolonged exposure to water create favorable conditions
Paronychia | OR felon
29
Refers to shedding or falling off of the nail (Disease) Cause: disease or injury related Prognosis: nail will regrow, may occur on only 1-2 nails, nail bed will be sensitive and should be protected while nail grows
Onychoptosis
30
Inflammation of the nail matrix (Disease) Cause: bacterial infection Prognosis: inflammation of the nail matrix, pus formation, red, swollen and tender; nail may stop growing and plate may detach; may not grow back, if it does it may be deformed
Onychia
31
Atrophy (wasting away) of the nail (Disease) Cause: injury or systemic disease Prognosis: nails shrink in size and may separate from nail bed; if illness-related, may not improve if matrix is damaged; nail may improve in 3-6 months
Onychatrophia
32
Refers to a loosening or separation of the nail (Disease) Cause: internal disorder, infection or drug treatment; systemic, disease-related Prognosis: loosening of the nail plate starting at free edge and progressing to the lunula; nail doesn't come off; stays attached to root area
Onycholysis
33
Nails that appear bluish in color (Disorder) Cause: systemic problems of heart, poor circulation or injury Prognosis: "blue" color in skin under nails; can be solved if eliminated, common in elderly
Blue nails
34
Nails that are very thin or soft (Disorder) Cause: hereditary or nervous condition Prognosis: thin nails, almost see-through, transparent
Eggshell nails
35
Horizontal wavy ridges across the nail (Disorder) Cause: injury, Systemic condition, uneven growth Prognosis: if injury-related it may grow out and disappear; systemic conditions may cause permanent ridges
Corrugations
36
Nails with a concave shape (Disorder) Cause: systemic or long-term illness or nerve disturbance Prognosis: unusual nail shapes, unlikely to disappear
Kolionychia | OR spoon nails
37
Vertical lines down the nail plate (Disorder) Cause: injury to matrix that causes cells to reproduce unevenly, can be intuition, injury or illness-related Prognosis: may grow out, may be permanent
Furrows
38
Represent an increased curvature of the nail (Disorder) Cause: systemic Prognosis: increased thickness and curving of the nail that may occur with age or injury to nail; most often occurs to big toe; physician may remove in necessary
Onychogryposis | OR "claw nails"
39
Ingrown nails (Disorder) Cause: environmental or poor trimming practices; can become infected; may also occur of shoes are too tight or toenails are filed too deeply on sides Prognosis: if nail grows into edge of the nail groove cutting the skin or becomes deeply embedded and/or infected refer client to physician
Onychocryptosis
40
A thickening of the nail plate or an abnormal outgrowth of the nail (Disorder) Cause: injury or systemic Prognosis: likely to disappear
Onychauxis
41
Split cuticles; loose skin partially separated from the cuticle (Condition) Cause: cuticle is overly dry and splits; environmentally caused Prognosis: skin breakers at corners of nails; can be trimmed with cuticle nippers and may heal in 2-3 days; can be reoccurring
Agnails | OR hangnails
42
Slow dark purplish discoloration under the nail (Condition) Cause: trauma, environmental, blood trapped u elder nails or small capillaries hemorrhage Prognosis: discoloration under nail; normal growth will continue, bruised area will grow out
Bruised nails | OR splinter hemorrhages
43
White spots appearing in the nail (Condition) Cause: injury, heredity; signs of systemic disorders or nutritional deficiency Prognosis: a small separation from the nail bed; grows out with nail
Leuconychia
44
The living skin that becomes attached to the nail plate either at the Eponychium (diesel pterygium) or the hyponychium (inverse pterygium) (Condition) Cause: severe injury to Eponychium or hyponychium Prognosis: excess living skin that can remain attached to the nail plate and disrupt normal nail growth
Pterygium
45
Bitten nails (Condition) Cause: nervous habit, stress-related Prognosis: if biting stops, nail will regrow, may be sensitive to touch
Onychophagy
46
Split or brittle nails (Condition) Cause: injury, improper filing, harsh chemical contact Prognosis: file with emery board carefully; may be permanent condition
Onychorrhexis
47
What is the purpose of a nail service?
To improve the appearance of the hands and nails
48
What are the five basic nail shapes?
Pointed, oval, round, square and squoval
49
The cosmetic care of the hands and fingernails?
A manicure
50
The cosmetic care of the feet and toenails?
A pedicure
51
A manicure with white polish applied on the free edge and pink or peach polish applied to the entire nail is?
French manicure
52
Three ways to create artificial nails?
``` Acrylic nails (powder & liquid) Nail wraps (fiberglass, silk, linen & nylon) Gel nails (light-cured) ```
53
Mixes with powder to form an acrylic nail; liquid in form
Monomer
54
Mixes with monomer to form an acrylic nail; powder in form
Polymer
55
Ensures adhesion of acrylic product to nail
Primer
56
Plastic extension to nail
Nail tips
57
Forms an acrylic extension to the natural nail
Nail form
58
Bonds plastic to natural nail; tacky substance
Adhesive
59
Removed amount of moisture I the nail when brushed over nail plate; allows better adhesion
Dehydrant
60
Removes any residue nail enhancement product from the bristles of a brush
Brush cleaner
61
Holds monomer and polymer separately
Dappen dish
62
Builds acrylic nail; may be flat, oval or rounded in shape and is made from natural hair such as sable
Acrylic brush
63
Shortens, files and shapes artificial nails; create grit
Nail file
64
Smooths nails; rectangular abrasive block
Block buffer
65
Removes acrylic liquid from container to dappen dish
Eye dropper
66
Technical name for the nail
Onyx
67
This is created with a combination of polymer and monomer
Overlay
68
Woven materials that are applied to the natural nails or nails with tips to add strength
Nail wraps
69
How many zones is the nail divided into when applying an acrylic overlay?
3 zones *Zone 3 - thinnest application & closest to cuticle
70
How many weeks is it required for a fill-in service for artificial nails?
2 weeks
71
Nail tips can be overlaid with what for strength?
Acrylic
72
These use a UV light to create reaction to harden the product
Gel nails
73
Should acetone ever be used to remove polish from acrylic nails?
No, will destroy nails
74
How much should a nail tip extend from the length of the free edge?
1/3 - 1/2 inch
75
Nail drills should only be used on what type of nail?
Artificial nails
76
When should a dehydrating product be applied to the nail?
Before acrylic and after buffer
77
Can oils and rubber be used to create artificial nails?
No