NAIL STRUCTURE AND GROWTH✔️ Flashcards
Sometimes called furrows or corrugations;visible depressions running across the width of the natural nail plate;usually a result of major illness or injury that has traumatized the body.
Beau’s lines
Named for the nail bed color;is usually caused by a lack of circulating oxygen in the red blood cells.
Blue fingernails
Condition in which a blood clot forms under the nail plate,causing a dark purplish spot.These discolorations are usually due to small injuries to the nail bed.
Bruised nail beds
Nails turn a variety of colors;may indicate surface staining,a systemic disorder,or poor blood circulation.
Discolored nails
Noticeably thin,white nail plates that are more flexible than normal and can curve over the free edge.
Eggshell nails
A condition in which the living tissue surrounding the nail plate splits or tears.
Hangnail
Soft spoon nails with a concave shape that appear scooped out.
Koilonychia
Also known as white spots;whitish discolorations of the nail,usually caused by injury to the matrix area;not related to the body’s health or vitamin deficiencies.
Leukonychia spots
Darkening of the fingernails or toenails;may be seen as a black band within the nail plate,extending from the base to the free edge.
Melanonychia
Condition caused by an injury or disease of the nail unit.
Nail disorder
A noninfectious condition that affects the surface of the natural nail plate causing tiny pits or severe roughness on the surface of the nail plate.
Nail psoriasis
Abnormal condition that occurs when the skin is stretched by the nail plate;Usually caused by serious injury,such as burns,or an adverse skin reaction to chemical nail enhancement products.
Nail pterygium
Thickening of nails
Onychauxis
Inflammation of the nail matrix followed by shedding of the natural nail.
Onychia
Also known as ingrown nails; nail grows into the sides of the tissue around the nail.
Onychocryptosis
Also known as ram’s horn or claw nails;an enlargement of the fingernails or toenails accompanied by increased thickening and curvature.
Onychogryphosis
Lifting of the nail plate from the nail bed without bed without shedding,usually beginning at the free edge and continuing toward the lunula area.
Onycholysis
The separation and falling off of a nail plate from the nail bed;affects fingernails and toenails.
Onychomadesis
Fungal infection of the natural nail plate.
Onychomycosis
Also known as bitten nails;result of a habit of chewing the nail or chewing the hardened skin surrounding the nail plate.
Onychophagy
Split or brittle nails that have a series of lengthwise ridges giving a rough appearance to the surface of the nail plate.
Onychorrhexis
Any deformity or disease of the natural nails.
Onychosis
Bacterial inflammation of the tissues surrounding the nail.Redness,pus,and swelling are usually seen in the skin fold adjacent to the nail plate.
Paronychia
Also known as trumpet nail;increased crosswise curvature throughout the nail plate caused by an increased curvature of the matrix. The edges of the nail plate may curl around to form the shape of a trumpet or sharp cone at the free edge.
Pincer nail
Also known as folded nail;a type of highly curved nail usually caused by injury to the matrix,but may be inherited.
Plicated nail
Common bacteria that can lead to a bacterial infection that appears as a green,yellow,or black discoloration on the nail bed.
Pseudomonas aeruginosa
Severe inflammation of the nail in which a lump of red tissue grows up from the nail bed to the nail plate.
Pyogenic granuloma
Vertical lines running through the length of the natural nail plate are caused by uneven growth of the nails,usually the result of normal aging.
Ridges
Hemorrhage caused by trauma or injury to the nail bed that damages the capillaries and allows small amounts of blood flow.
Splinter hemorrhage
Also known as athlete’s foot;medical term for fungal infections of the feet;red,itchy rash of the skin on the bottom of the feet and/or in between the toes,usually found between the fourth and fifth toe.
Tinea pedis
