Chapter Fourteen: The Study of Nails Flashcards
Considered appendages of the skin:
nails
The primary purpose of the free edge of the nail is to:
protect the tip of the finger and/or toe
The folds of skin on either side of the nail groove are called the:
nail wall
The lunula is the point where the:
nail matrix and nail bed meet
The nail structure that overlaps the lunula at the base of the nail:
eponychium
The loose and pliable overlapping skin around the nail:
cuticle
Tissue that generates cells that harden as they move outward from the root to the nail is called the:
matrix
Attached at the base of the nail, under the skin and inside the mantle:
nail root
Deep pocket like area that holds the root and the matrix of the nail:
mantle
Nail structure consisting of many nerves and blood vessels that supply nourishment:
nail bed
The nail is attached to the bone by:
ligaments
The tracks on either side of the nail that the nail moves on as it grows:
grooves
The skin that touches, overlaps and surrounds the nail:
peronychium
The skin under the free edge nail:
hyponychium
NOT an indication of decreasing rate of nail growth
summer
The growth of a new nail plate take about:
4 to 6 months
Permanent distortion can occur if the nail is lost due to trauma and:
when the nail bed and the matrix are injured
The average growth rate of nails in adults:
1/8 inch per month
Any disease, disorder or condition of the nail:
onychosis
Nails with a sign of disease require:
referral to a physician
A healthy nail is smooth, curved, translucent, pinkish in color and:
is without hollows or wavy ridges
Technical name for ringworm of the nail:
onychomycosis
Tinea pedis appears as itching and peeling of the skin on the feet and must be:
referred to a physician
nail disease NOT caused by fungus
onychatrophia
NOT a cause of paronychia:
systemic disease
Onychia is an inflammation of the:
nail matrix
Systemic, long term illness or nervous disturbance can cause:
spoon nails