Integumentary System Flashcards Preview

Medical Terminology > Integumentary System > Flashcards

Flashcards in Integumentary System Deck (127):
1

epidermis

outer layer of the skin

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keratin

horny, or cornified, layer composed of protein. It is contained in the hair, skin and nails

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melanin

color, or pigmentation of the skin

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dermis

inner layer of skin (also called the true skin)

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sudoriferous (sweat) glands

tiny, coiled, tubular structures, that emerge through pores on the skin's surface and secrete sweat

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sebaceous glands

secrete sebum (oil) into the hair follicles where the hair shafts pass through the dermis

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hair

compressed, keratinized cells that arise from hair follicles, the sacs that enclose the hair fibers

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nails

originate in the epidermis. Nails are found on the upper surface of the ends of the fingers and toes. The white area at the base of the nail is called the lunula or moon

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cutane/o, derm/o, dermat/o

skin

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hidr/o

sweat

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kerat/o

horny tissue, hard

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onych/o, ungu/o

nail

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seb/o

sebum (oil)

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trich/o

hair

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a

noun suffix, no meaning

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coccus (pl. cocci)

berry-shaped (form of bacterium)

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ectomy

exicision or surgical removal

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ia

diseased or abnormal state, condition of

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itis

inflammation

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malacia

softening

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opsy

view or, viewing

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phagia

eating or swallowing

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plasty

surgical repair

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rrhea

flow, discharge

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tome

instrument used to cut

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dermatitis

inflammatino of the skin

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dermatoconiosis

abnormal conditino of the skin caused by dust

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dermatofibroma

fibrous tumor of the skin

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hidradentitis

inflammation of a sweat gland

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leiodermia

condition of smooth skin

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onychocryptosis

abnormal condition of a hidden nail (also called ingrown nail)

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leukoderma

white skin (white patches caused by depigmentation)

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onychomalacia

softening of the nails

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onychomycosis

eating the nails (nail biting)

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pachyderma

thickening of the skin

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paronychia (note the a from para has been dropped. The final vowel ina prefix may be dropped when the word to which it is added begins with a vowel.

dieased state around the nail

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seborrhea

discharge of sebum (excessive)

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trichomycosis

abnormal condition of a fungus in the hair

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xeroderma

dry skin (a mild form of cutaneous disorder characterized by keratinization and noninflammatory scaling)

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abrasion

scraping away of the skin by mechanical process or injury

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abcess

localized collection of pus

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acne

inflammatory disease of the skin involving the sabaceous glands and hair follicles

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actinic keratosis

a precancerous skin condition of horny tissue formation that results from excessive exposure to sunlight. It may evolve into a squamous cell carcinoma.

44

albinism

congenital hereditary condition characterized by partial or total lack of pigment in the skin, hair and eyes.

45

basal cell carcinoma

epithelial tumor arising from the epidermis. It seldom metastasizes but invades local tissue. Common in individuals who have had excessive sun exposure.

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Kaposi sarcoma

a cancerous condition starting as purple or brown papules on the lower extremeties that spreads through the skin to the lymph nodes and internal orgrans. Frequently seen with AIDS

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laceration

torn, ragged-edged wound

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lesion

any visible change in tissue resulting from inury or disease. It is a broad term that includes sores, wounds, ulcers and tumors.

49

MRSA infection

Invasion of body tissue by methicillin-resistant Staphylococcus aureus, a strain of common bacteria that has developed resistance to penicillin and other antibiotics. It can produce skin and soft tissue infections and sometimes bloodstream infections and pneumonia, which can be fatal if not treated. MRSA is quite common in hospitals and long-term facilities but is increasingly emerging as an important infection in the general population.

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pediculosis

invasion into the skin and hair by lice

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psoriasis

chronic skin condition producing red lesions covered with silvery scales

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rosacea

chronic disorder of the skin that produces erythema, papules, pustules, and broken blood vessels, usually occurring on the central area of the face in people older than 30 years (also called acne rosacea)

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scabies

skin infection caused by the itch mite, characterized by papule eruptions that are caused by the female burrowing into the outer layer of the skin and laying eggs. This condition is accompanied by sever itching.

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scleroderma

a disease characterized by chronic hardening (induration) of the connective tissue of the skin and other body organs,

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squamous cell carncinoma (SqCCA)

a malignant growth that develops from scalelike epithelial tissue. Unlike basal cell carcinoma, there is a significant potential for metastasis. The most frequent cause is chronic exposure to sunlight.

56

systemic lupus erythematosus (SLE)

a chronic inflammatory disease involving the skin, joints, kidneys, and nervous system. This auto immune disease is characterized by periouds of remission and exacerbations. It also may affect other organs.

57

tinea

fungal infection of the skin. The fungi may infect keratin of the skin, hair and nails. Infectinos are classified by body regions such as tinea capitis (scalp) tinea corporis (body) and tinea pedis (foot). Tinea in general is also called ringworm and tinea pedis specifically is also called athlete's foot.

58

urticaria

an itching skin eruption composed of wheals of varying size and shape, which usually resolves in a shor period of time. While often idiopathic, urticaria is sometimes associated with infections and with allergic reactions to food, medicine or other agents. Other causes include internal diseaes, physical stimuli and genetic disorders (also called hives)

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vitiligo

white patches on the skin caused by the destruction of melanocytes associated with autoimmune disorders

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biopsy (bx)

view of life (the removal of living tissue from the body to be viewed under the microscope)

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excisional biopsy

removes the entire lesion along with a margin of surrounding tissue

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punch biopsy

removes a cylindrical portion of tissue with a specifically designed round knife.

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shave biopsy

removes a sample of tissue with a cut parallel to the surrounding skin

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dermatoautoplasty

surgical repair using one's own skin (skin graft) (also called autograft)

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dermatoheteroplasty

surgical repair using skin from others (skin graft) (also called allograft)

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dermatome

instrument used to cut skin (in thin slices for skin grafts)

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dermatoplasty

surgical repair of the skin

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onychectomy

excision of a nail

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rhytidectomy

excision of wrinkles (also called facelift)

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rhytidoplasty

surgical repair of wrinkles

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cauterization

destruction of tissue with a hot or cold instrument, electric current, or caustic substance (also called cautery)

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cryosurgery

destruction of tissue by using extreme cold, often by using liquid nitrogen

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debridement

removal of contaminated or dead tissue and foreign matter from an open wound

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dermabrasion

procedure to remove skin scars with abrasive material, such as sandpaper

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excision

removal by cutting

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incision

surgical cut or wound produced by a sharp instrument

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incision and drainage (I & D)

surgical cut made to allow the free flow or withdrawal of fluids from a lesion, wound or cavity

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laser surgery

procedure using an instrument that emits a high-powered beam of light used to cut, burn, vaporize, or destroy tissue

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Mohs surgery

technique or microscopically controlled serial excisions of skin cancers

80

suturing

to stich edges of a wound surgically

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dermatologist

a physician who studies and treats skin (diseases)

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dermatology (derm)

study of the skin (a branch of medicine that deals with the diagnosis and treatment of skin disease)

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epidermal

pertaining to upon the skin

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erythroderma

red skin (abnormal redness of the skin)

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hypodermic

pertaining to under the skin

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intradermal

pertaining to within the skin

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keratogenic

originating in horny tissue

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necrosis

abnormal condition of death (cells and tissue die because of disease)

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percutaneous

pertaining to through the skin

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Staphylococcus

berry-shaped (bacterium) in grapelike clusters (thse bacteria cause many skin diseases)

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streptococcus (pl. streptococci)

berry-shaped (bacterium) in twisted chains

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subcutaneous (subcut)

pertaining to under the skin

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transdermal (TD)

pertaining to through the skin

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ungual

pertaining to the nail

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xanthoderma

yellow skin (also called jaundice)

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alopecia

loss of hair

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bacteria (s. bacterium)

single celled micoroorganisms that reproduce by cell division and may cause infection by invading body tissue

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cicatrix

scar

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cyst

a closed sac containing fluid or semisolid material

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cytomegalovirus (CMV)

a herpe-type virus that usually causes disease when the immune system is compromised

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diaphoresis

profuse sweating

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ecchymosis (pl. ecchymoses)

escape of blood into the skin (or mucous membrane), causing a small, flat, purple or blue discoloration, as may occur when blood is withdrawn by a needle and syringe from an arm vein

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edema

puffy swelling of tissue from the accumulation of fluid

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erythema

redness

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fugus (pl. fungi)

organism that feeds by absorbing organic molecules from its surrounding and may cause infection by invading body tissue; single-celled fungi (yeast) reproduce by budding, mulicelled fungi (mold) reproduce by spore formation

106

induration

abnormal hard spot(s)

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jaundice

condition characterized by a yellow tinge to the skin (also called xanthoderma)

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keloid

overgrowth of scar tissue

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leukoplakia

condition characterized by white spots or patches on mucous membrane, which may be precancerous

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macule

flat, covered spot on the skin

111

nevus (pl. nevi)

circumscribed malformation of the skin, usually brown, black or flesh colored. A congenital nevus is present at births and is referred to as a birthmark (also called a mole)

112

nodule

a small, knotlike mass that can be felt by touch

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pallor

small, solid skin elevation

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papule

a pinpoint skin hemorrhage

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petechia (pl. petechia)

a pinpoint skin hemorrhage

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pressure ulcer (decub)

erosion of the skin caused by prolonged pressure, often occurring in bedridden patients (also called decubitus ulcer or bed sore)

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pruritus

severe itching

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purpura

small hemorrhages in the skin (or mucous membrane) giving a purple-red discoloration; associated with blood disorders or vascular abnormalities

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pustule

elevation of skin containing pus

120

ulcer

erosion of the skin or mucous membrane

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macule

flat, colored spot on the skin (freckle)

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papule

small, solid skin elevation (skin tag, basal cell carcinoma)

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nodule

a small, knotlike mass (lipoma, metastic carcinoma, rheumatoid nodule)

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wheal

round, itchy elevation of the skin (urticaria or hive)

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vesicle

small elevation of epidermis containing liquid (herpes zoster-shingles, herpes simplex, contact dermatitis)

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pustule

elevation of the skin containing pus (impetigo, acne)

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cyst

a closed sac containing fluid or semisolid material (acne)