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WorksheetsCOSM 1070 Chapter 9 Quiz
Total questions: 25
Worksheet time: 13mins
The natural nail is part of what system?
Muscular
Integumentary
Skeletal
Protective
The natural nail is composed mainly of a hard, fiber shaped __.
Protein
Adipose tissue
Matrix
Eponychium
Which statement is true of the nail plate?
It requires oxygen
It is made of living cells
It is more porous than normal skin of equal thickness
It is rigid and impermeable
As it grows, the __ slides across the nail bed.
Cuticle
Nail plate
Nail grooves
Mantle
The nail plate is formed by the __.
Matrix cells
Cuticle
Mantle
Grooves
Which of the following may appear to be one solid piece, but is actually constructed of about 100 layers of nail cells?
Lunula
Nail bed
Nail folds
Nail plate
The part of the nail plate that extends over the tip of the finger of toe is called the __.
Cuticle area
Nail body
Free edge
Extension
The portion of living skin that supports the nail plate is the nail __.
Root
Bed
Groove
Matrix
Which part of the nail unit is richly supplied with blood vessels and with nerves?
Lunula
Nail bed
Nail folds
Nail plate
The nail bed contains mini nerves and is attached to the nail plate with a thin layer tissue called the __.
Bed eponychium
Bed lunula
Nail mantle
Bed epithelium
Karen is very nervous at her job interview. Her hands are sweating so much that she thinks her fingernails are sweating. In reality, from which part of the nail unit is the sweat most likely arising?
Lunula
Nail bed
Nail folds
Nail plate
The area of the nail where the nail plate cells are formed is the __.
Extension
Matrix
Lunula
Free edge
The lighter color of the __ shows the true color of the matrix.
Lunula
Nail bed
Nail folds
Nail plate
The dead, colorless tissue attached to the natural nail plate is the __.
Ligament
Eponychium
Cuticle
Lunula
The living skin at the base of the nail plate is the __.
Eponychium
Hyponychium
Free edge
Bed epithelium
The slightly thickened layer of skin that lies between the fingertip and the free edge of the natural nail plate is the __.
Eponychium
Mantle
Hyponychium
Matrix
When clipping his own nails, Jose accidentally (and painfully) clips the skin under the nail between the fingertip and the free edge. What has he clipped?
Ligament
Hyponychium
Nail groove
Eponychium
The tough band of fibrosis tissue that connects bones is the __.
Bed epithelium
Ligament
Open muscle
Nail tendon
The nail bed and matrix bed are attached to the underlying bone by __.
Ligaments
Nail folds
Nail grooves
Eponychium cells
The skin that overlaps the side of the nail is called the __.
Lateral matrix
Sidewall
Nail wall
Eponychium
Normal, healthy nails grow in a variety of shapes, depending upon the shape of the __.
Fingers
Eponychium
Matrix
Free edge
A longer nail matrix produces a __ nail plate.
Longer
Shorter
Thicker
Thinner
Nail growth rate increased dramatically during __.
Winter
Old age
The last trimester of pregnancy
After pregnancy and delivery of a baby
As a person ages, parts of the nail matrix begin to permanently slow down production, causing __.
Nails to fall off with even slight injuries.
Death of the nail bed and cessation of nail growth.
The development of nail ridges that should be filed away.
The plate to develop a series of narrow grooves running down the length of the plate.
Nail polish is applied to the __.
Lunula
Nail bed
Nail folds
Nail plate
