Ch.9/10 Vocab Review

What is the area beneath the free edge of the nail called?

• The eponychium

• The hyponychium

• The nail bed

• The lunula

What is the visible part of the nail called?

• The nail bed.

• The nail matrix.

• The nail plate.

• The cuticle.

Nail disorder that displays as dark purplish spots usually due to a small injury to the nail bed. 

• bruised nail bed

• fungal nail infection

• ingrown toenail

• nail psoriasis

The nail bed contains many nerves and is attached to the nail plate with a thin layer of tissue called the _____.

• bed epithelium

• nail matrix

• cuticle

• nail fold

The portion of living skin that supports the nail plate is the nail _____.

• bed

• matrix

• fold

• root

What may appear to be one solid piece, but is actually constructed of about 100 layers of nail cells?

• Nail plate

• Cuticle

• Nail bed

• Nail matrix

Which part of the nail unit is richly supplied with blood vessels and with nerves?

• Nail bed

• Nail plate

• Cuticle

• Lunula

What is true of the nail plate?

• It is more porous than normal skin of equal thickness.

• It is less porous than normal skin of equal thickness.

• It is completely impermeable to moisture.

• It is thicker than the skin on the palms and soles.

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

• nail bed

• cuticle

• free edge

• lunula

What is the main protein found in natural nails?

• Collagen

• Elastin

• Keratin

• Actin