Integumentary System
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| epidermis | outer layer of skin
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| keratin | horny, or cornified, layer composed of protein
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| melanin | color, or pigmentation, of the skin
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| dermis | inner layer of 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
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| nails | originate in the epidermis; found on the upper surface of the ends of the fingers and toes
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| cutane/o, derm/o, dermat/o | combing form for skin
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| hidr/o | combing form for sweat
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| kerat/o | combining form for horny tissue, hard
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| onych/o, ungu/o | combining form for nail
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| seb/o | combining form for sebum (oil)
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| trich/o | combining form for hair
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| aut/o | combing form for self
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| bi/o | combing form for life
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| coni/o | combining form for dust
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| crypt/o | combining form for hidden
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| heter/o | combing form for other
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| myc/o | combing form for fungus
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| necr/o | combining form for death (cells, body)
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| pachy/o | combing form for thick
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| rhytid/o | combining form for wrinkles
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| staphyl/o | combining form for grapelike clusters
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| strept/o | combining form for twisted chains
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| xer/o | combining form for dry
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| epi- | on, upon, over (prefix)
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| intra- | within (prefix)
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| para- | beside, beyond, around, abnormal (prefix)
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| per- | through (prefix)
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| sub- | under, below (prefix)
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| trans- | through, across, beyond (prefix)
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| -a | noun suffix, no meaning
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| -coccus | berry-shaped (suffix)
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| -ectomy | excision or surgical removal (suffix)
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| -ia | diseased or abnormal state, condition of (suffix)
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| -itis | inflammation (suffix)
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| -malacia | softening (suffix)
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| -opsy | view of, viewing (suffix)
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| -phagia | eating or swallowing (suffix)
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| -plasty | surgical repair (suffix)
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| -rrhea | flow, discharge (suffix)
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| -tome | instrument used to cut (suffix)
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| dermatitis | inflammation of the skin
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| dermatoconiosis | abnormal condition of the skin caused by dust
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| dermatofibroma | fibrous tumor of the skin
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| hidradenitis | inflammation of the sweat gland
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| leiodermia | condition of smooth skin
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| onychocryptosis | abnormal condition of a hidden nail
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| onychomalacia | softening of the nails
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| onychomycosis | abnormal condition of a fungus in the nails
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| onychophagia | eating the nails (nail biting)
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| pachyderma | thickening of the skin
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| paronychia | diseased state around the nail
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| seborrhea | discharge of sebum
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| trichomycosis | abnormal condition of a fungus in the hair
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| xeroderma | dry skin
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| abrasion | scraping away of the skin by mechanical process or injury
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| abscess | localized collection of pus
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| acne | inflammatory disease of the skin involving the sebaceous 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
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| albinism | congenital hereditary condition characterized by partial or total lack of pigment in the skin, hair, and eyes
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| basal cell carcinoma | epithelial tumor arising from the epidermis
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| candidiasis | an infection of the skin, mouth, or vagina caused by the yeast-type fungus candida albicans
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| carbuncle | skin infection composed of a cluster of boils caused by staphylococcal bacteria
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| cellulitis | inflammation of the skin and subcutaneous tissue caused by infection, leading to redness, swelling, and fever
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| contusion | injury with no break in the skin
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| eczema | noninfectious, inflammatory skin disease characterized by redness, blisters, scabs and itching
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| fissure | slit or cracklike sore in the skin
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| furuncle | painful skin node caused by staphylococcal bacteria in a hair follicle
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| gangrene | death of tissue caused by loss of blood supply followed by bacteria invasion
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| herpes | inflammatory skin disease caused by herpes vir
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| impetigo | superficial skin infection characterized by pustules
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| kaposi sarcoma | a cancerous condition starting as purple or brown papules on the lower extremities that spreads through the skin to the lymph nodes and internal organs
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| laceration | torn, ragged-edged wound
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| lesion | any visible change in tissue resulting from injury or disease
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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
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| scabies | skin infection caused by the itch mite
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| scleroderma | a disease characterized by chronic hardening of the connective tissue of the skin and other body organs
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| shingles | development of painful, inflamed blisters that follow the nerve routes
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| squamous cell carcinoma | a malignant growth that develops from scale-like epithelial tissue
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| tinea | fungal infection of the skin
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| urticaria | an itching skin eruption composed of wheals of varying size and shape
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| biopsy | view of life (the removal of living tissue from the body to be viewed under the microscope
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| dermatoautoplasty | surgical repair using one's own skin
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| dermatoheteroplasty | surgical repair using skin from others
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| dermatome | instrument used to cut skin
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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
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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
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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
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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 | surgical cut made to allow 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 of microscopically controlled serial excisions of skin cancers
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| suturing | to stitch edges of a wound surgically
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| dermatologist | a physician who studies and treats skin (diseases)
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| dermatology | study of the skin
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| epidermal | pertaining to upon the skin
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| erythroderma | red 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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| keratongenic | originating in horny tissue
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| leukoderma | white skin
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| necrosis | abnormal condition of death
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| percutaneous | pertaining to through the skin
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| staphylococcus | berry-shaped (bacteria) in grapelike clusters
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| streptococcus | berry-shaped (bacteria) in twisted chains
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| subcutaneous | pertaining to under the skin
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| trandermal | pertaining to through the skin
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| ungual | pertaining to the nail
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| xanthoderma | yellow skin (jaundice)
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| adipose | fat, fatty
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| allergy | hypersensitivity to a substance
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| alopecia | loss of hair
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| bacteria | sing-celled microorganisms 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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| ctyomegalovirus | a herpes-type virus that usually causes disease when the immune system is compromised
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| diaphoresis | profuse sweating
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| ecchymosis | escape of blood into the tissues, causing superficial discoloration; a black and blue mark
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| edema | puffy swelling of tissue from the accumulation of fluid
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| emollient | agent that softens or soothes the skin
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| erythema | redness
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| fungus | organism that feeds by absorbing organic molecules from its surrounding and may cause infection by invading body tissue
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| induration | abnormal hard spots
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| jaundice | condition characterized by a yellow tinge to the skin
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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 cancerous
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| macule | flat, colored spot on the skin
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| nevus | circumscribed malformation of the skin, usually brown, black, or flesh colored
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| nodule | a small knotlike mass that can be felt by touch
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| pallor | paleness
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| papule | small, solid skin elevation (pimple)
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| petechia | a pinpoint skin hemorrhage
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| pressure ulcer | eroded sore on the skin caused by prolonged pressure, often occurring in bed ( also called decubitus ulcer or bed sore)
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| pruritus | severe itching
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| purpura | disorder characterized by hemorrhages into the tissue, giving the skin a purple-red discoloration
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| pustule | elevation of skin containing pus
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| ulcer | eroded sore on the skin or mucous membrane
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| verruca | circumscribed cutaneous elevation caused by a virus
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| visicle | small elevation of the epidermis containing liquid
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| virus | minute microorganism, much smaller than bacterium, characterized by a lack of independent metabolism and the ability to replicate only within living host cells
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| wheal | transitory, itchy elevation of the skin with white center and a red surrounding area
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| lunula | the white area at the base of the nail
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