Chapter 9. Nail Structure And Growth

25 Questions | By Ashley9_30 | Last updated: Mar 22, 2022 | Total Attempts: 421

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1.

A normal, healthy nail:
- A.
  
  Is completelt inflexible
- B.
  
  Has a spotted surface
- C.
  
  Is shiny
- D.
  
  Is white and opaque
2.

The portion of the living skin on which the nail plate sits is called the:
- A.
  
  Nail bed
- B.
  
  Cuticle
- C.
  
  Matrix
- D.
  
  Ligament
3.

The__________is the whitish, half-moon shape at the base of the nail.
- A.
  
  Sidewall
- B.
  
  Lunula
- C.
  
  Root
- D.
  
  Free edge
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.

The ____________ is the fold of skin overlapping the side of the nail.
- A.
  
  Eponychium
- B.
  
  Hyponnychium
- C.
  
  Nail groove
- D.
  
  Sidewall
7.

After an injury, infection, or disease, the natural nail will return to its healthy growth as long as the __________ is healthy and undamaged.
- A.
  
  Lateral nail fold
- B.
  
  Lunula
- C.
  
  Matrix
- D.
  
  Nail plate
8.

Replacement of the natural fingernail usually takes about:
- A.
  
  6-8months
- B.
  
  4-6 months
- C.
  
  4-8 weeks
- D.
  
  2-8 months
9.

The finger nail on the ___________typically grows slowest.
- A.
  
  Thumb
- B.
  
  Middle finger
- C.
  
  Pinkie finger
- D.
  
  Index finger
10.

The nail has a water content between:
- A.
  
  10 and 15 percent
- B.
  
  1 and 5 percent
- C.
  
  20 and 45 percent
- D.
  
  15 and 25 percent
11.

The natural nail is an appendage of the:
- A.
  
  Dermis
- B.
  
  Epidermis
- C.
  
  Skin
- D.
  
  Skeleton
12.

The appearance of the nails can reflect the general health of the:
- A.
  
  Body
- B.
  
  Skin
- C.
  
  Muscular system
- D.
  
  Skeletal system
13.

The __________ is relatively porous and will allow water to pass through.
- A.
  
  Nail bed
- B.
  
  Matrix
- C.
  
  Nail plate
- D.
  
  Eponychium
14.

The matrix contains:
- A.
  
  Lymph and blood vessels
- B.
  
  Nerves, lymph, and blood vessels
- C.
  
  Water and blood vessels
- D.
  
  Water, lymph, and blood vessels
15.

Tissue that adheres directly to the natural nail plate but which can be easily removed with gentle scraping is:
- A.
  
  Ligament
- B.
  
  Hyponychium
- C.
  
  Eponychium
- D.
  
  Cuticle
16.

Cosmetologists are allowed to ___________ the eponychium.
- A.
  
  Cut
- B.
  
  Trim
- C.
  
  Push back
- D.
  
  File
17.

Cuticle moisturizes, softeners, and conditioners are not designed to treat the:
- A.
  
  Cuticle
- B.
  
  Nail plate
- C.
  
  Sidewall
- D.
  
  Hyponychium
18.

Toenails are thicker and harder then fingernails because the _________ of the toenail is longer than that of the fingernail.
- A.
  
  Nail bed
- B.
  
  Matrix
- C.
  
  Lunula
- D.
  
  Eponychium
19.

Unlike healthy hair, healthy nails are not __________ periodically.
- A.
  
  Cut
- B.
  
  Cleaned
- C.
  
  Shed
- D.
  
  Maintained
20.

It takes about __________ for toenails to be fully replaced.
- A.
  
  3-6 months
- B.
  
  6-9 months
- C.
  
  9 months to 1 year
- D.
  
  1 year to 15 months
21.

The living skin at the base of the natural nail plate that covers the matrix area is the:
- A.
  
  Eponychium
- B.
  
  Hyponychium
- C.
  
  Cuticle
- D.
  
  Lunula
22.

The thin layer of tissue between the nail plate and the nail bed is the:
- A.
  
  Bed eponychium
- B.
  
  Bed epithelium
- C.
  
  Lateral nail fold
- D.
  
  Onyx
23.

The slightly thickened layer of skin that lies between the fingertip and free edge of the natural nail plate is the:
- A.
  
  Epithelium
- B.
  
  Eponychium
- C.
  
  Sidewall
- D.
  
  Hyponychium
24.

The dead, colorless tissue attached to the natural nail plate is known as the:
- A.
  
  Nail bed
- B.
  
  Nail fold
- C.
  
  Nail groove
- D.
  
  Nail cuticle
25.

The __________ is the area where the nail plate cells are formed.
- A.
  
  Cuticle
- B.
  
  Lunula
- C.
  
  Matrix
- D.
  
  Free edge