Structure
Pocket-like structure that holds the root and matrix
The mantle
This is any disease, disorder or condition of the nail
Onychosis
Very thin, soft nails. Almost transparent
Eggshell nails
Technical term for nail
Onyx
Technical name for hangnails, when the cuticle becomes dry and splits
Agnails
Where cells are being generated to harden and form the nail plate
The matrix
Nail becomes thick and discolored from black to brown or beige to white. Can develop white scaly patches with yellow streaks. AKA ringworm of the nail
Onychomycosis
Nails with a concave spoon shape, unlikely to disappear.
Kolionychia
The nail bed is attached to the bone by what?
Specialized ligaments
White spots on the nail, due to a small separation between the nail plate and nail bed.
Leukonychia
Tracks on both sides of the nail that the nail moves along as it grows
Nail grooves
Inflammation of skin around the nail. Red, swollen, sore and warm to the touch, can lose the nail.
Paronychia or Felon
Increased thickening and curvature of nails
Onychogryposis
How much does an average adult nail grow per month?
1/8”
Excess living skin that becomes attached at the eponychium or hyponychium
Pterygium
This is attached to the matrix at the base of the nail, under the skin
Nail root
Atrophy or wasting away of the nail, nail shrinks in size and may separate from the nail bed
Onychatrophia
Nail grows into the edge of the nail groove, ingrown nails.
Onychocryptosis
The nail is made up of what?
Keratin
Split or brittle nails
Onychorrhexis
The living tissue that overlies the nail plate and forms a water tight seal. Name all 3 and where they are located.
Hyponychium, perionychium, eponychium
Loosening or separation of the nail plate starting at the free edge and progressing towards the lunula
Onycholysis
Thickening of nail plate AKA hypertrophy
Onychauxis
How long does it take for a new fingernail to grow? How long for a toenail?
Fingernail is 4-6 months, toenail is 12-18 months
Indentations similar to corrugations, interrupted growth in the cuticle area caused by injury or severe illness
Beau’s lines