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Chapter 9 - Nail structure and Growth-Archer

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.

A normal, healthy nail surface ______________.

a)

is completely inflexible

b)

has a spotted surface

c)

is shiny and smooth

d)

is white and opaque

2.

The ____________ is the whitish, half-moon shape underneath the base of the nail.

a)

sidewall

b)

lunula

c)

root

d)

free edge

3.

The portion of the living skin that supports the nail plate as it grows toward the free edge is called the ______________.

a)

nail bed

b)

cuticle

c)

matrix

d)

ligament

4.

The part of the nail plate that extends over the tip of the finger or toe is the ____________.

a)

free edge

b)

matrix

c)

bed epithelium

d)

sidewall

5.

A __________ is a tough band of fibrous tissue that connects bones or holds an organ in place.

a)

muscle

b)

ligament

c)

tendon

d)

nerve

6.

As long as the ___________ is nourished and healthy, new nail plate cells will be created.

a)

lateral nail fold

b)

lunula

c)

matrix

d)

nail plate

7.

Ordinarily, replacement of a natural fingernail takes about _____________.

a)

6-12 months

b)

4-6 months

c)

6-8 months

d)

2-8 months

8.

The nail growth rate on the ____________ is typically the slowest.

a)

thumb

b)

middle finger

c)

pinkie finger

d)

index finger

9.

The nail has a water content between _________.

a)

10 & 15 percent

b)

1 & 5 percent

c)

20 & 45 percent

d)

15 & 25 percent

10.

The natural nail is an appendage of the __________.

a)

dermis

b)

epidermis

c)

skin

d)

skeletal system

11.

The appearance of the nails can reflect the general health of the ____________.

a)

body

b)

skin

c)

muscular system

d)

skeletal system

12.

The matrix contains ____________.

a)

muscles and blood vessels

b)

nerves, lymph, and blood vessels

c)

water and muscles

d)

water, ligaments, and blood vessels

13.

Tissue that adheres directly to the natural nail plate but which can be removed with gentle scraping is the ______________.

a)

perionychium

b)

hyponychium

c)

eponychium

d)

cuticle

14.

Cosmetologists are allowed to gently _____________ the eponychium.

a)

cut

b)

trim

c)

push back

d)

file

15.

Toenails are thicker than fingernails because the _____________ of the toenail is longer than that of the fingernail.

a)

nail bed

b)

matrix

c)

lunula

d)

eponychium

16.

Unlike healthy hair, healthy nails are not ______________ periodically.

a)

cut

b)

cleaned

c)

shed

d)

maintained

17.

It takes about ____________ for toenails to be fully replaced.

a)

3-6 months

b)

6-9 months

c)

9-12 months

d)

12-15 months

18.

The thin layer of tissue that attaches the nail plate and the nail bed is the _____________.

a)

bed eponychium

b)

bed epithelium

c)

lateral nail fold

d)

onyx

19.

The dead, colorless tissue attached to the natural nail plate is known as the nail _____________.

a)

bed

b)

fold

c)

groove

d)

cuticle

20.

The ____________ is the area where the nail plate cells are formed.

a)

cuticle

b)

lunula

c)

matrix

d)

free edge

21.
The visible portion of the nail that rests upon and is attached to the nail bed is called the:
a)
nail root or edge
b)
nail groove or fold
c)
nail body or plate
d)
free edge or hangnail
22.
The average rate of growth of fingernails in normal adults is:
a)
1/10" per month
b)
1" per month
c)
1/4" per month
d)
1/16" per month
23.
The skin that surrounds the nail plate is the:
a)
cuticle
b)
nail wall
c)
perionychium
d)
nail fold
24.
The blood vessels that provide nourishment for growth of the nail are found in the:
a)
nail body
b)
nail root
c)
nail bed
d)
free edge
25.
The hardened keratin plate covering the nail bed is the:
a)
nail extension
b)
nail plate
c)
matrix
d)
lunula
26.
The extension of the cuticle at the base of the nail body which partly overlaps the lunula is called the:
a)
nail bed
b)
eponychium
c)
hyponychium
d)
mantle
27.
The water content of a nail directly affects the nails:
a)
color
b)
length
c)
thickness
d)
flexibility 
28.
Which nail grows the fastest?
a)
the middle finger
b)
the little finger
c)
the index finger
d)
the thumb
29.
which nail grows the slowest?
a)
the middle finger
b)
the little finger
c)
the index finger
d)
the thumb
30.

What is the technical term for the natural nail?

a)

Lunula

b)

Onyx

c)

Matrix

d)

Mantle