Chapter 9 Nail structure and growth

The technical term for the nail is____.

• lunula
• matrix
• onyx
• mantle

The nail unit consist of basic parts which are the nail bed,matrix bed,nail plate,and:

• cuticle,folds and free edge
• cuticle,specialized ligaments and nail folds
• onyx,bed epithelium,and free edge
• cuticle,nail folds and free edge

The visible portion of the nail that rests upon and is attached to the nail bed is called the:

• nail root or edge
• nail groove or fold
• nail body or plate
• free edge or hangnail

The average rate of growth of fingernails in normal adults is:

• 1/10" per month
• 1" per month
• 1/4" per month
• 1/16" per month

The skin that surrounds the nail plate is the:

• cuticle
• nail wall
• perionychium
• nail fold

The thin layer of tissue between the nail plate and the nail bed is the:

• bed epithelium
• cuticle
• eponichium
• free edge

The blood vessels that provide nourishment for growth of the nail are found in the:

• nail body
• nail root
• nail bed
• free edge

The end portion of the nail plate that reaches over the fingertip is called the:

• nail root
• nail extension
• nail body or plate
• free edge

The hardened keratin plate covering the nail bed is the:

• nail extension
• nail plate
• matrix
• lunula

The extension of the cuticle at the base of the nail body which partly overlaps the lunula is called the:

• nail bed
• eponychium
• hyponychium
• mantle