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LaFleur Chapter 4
Integumentary System
| Question | Answer |
|---|---|
| epidermis | outer layer of skin |
| keratin | horny, or cornified, layer composed of protein |
| melanin | color, or pigmentation, of the skin |
| dermis | inner layer of skin |
| sudoriferous (sweat) glands | tiny, coiled, tubular structures that emerge through pores on the skin's surface and secrete sweat |
| sebaceous glands | secrete sebum (oil) into the hair follicles where the hair shafts pass through the dermis |
| hair | compressed, keratinized cells that arise from hair follicles |
| nails | originate in the epidermis; found on the upper surface of the ends of the fingers and toes |
| cutane/o, derm/o, dermat/o | combing form for skin |
| hidr/o | combing form for sweat |
| kerat/o | combining form for horny tissue, hard |
| onych/o, ungu/o | combining form for nail |
| seb/o | combining form for sebum (oil) |
| trich/o | combining form for hair |
| aut/o | combing form for self |
| bi/o | combing form for life |
| coni/o | combining form for dust |
| crypt/o | combining form for hidden |
| heter/o | combing form for other |
| myc/o | combing form for fungus |
| necr/o | combining form for death (cells, body) |
| pachy/o | combing form for thick |
| rhytid/o | combining form for wrinkles |
| staphyl/o | combining form for grapelike clusters |
| strept/o | combining form for twisted chains |
| xer/o | combining form for dry |
| epi- | on, upon, over (prefix) |
| intra- | within (prefix) |
| para- | beside, beyond, around, abnormal (prefix) |
| per- | through (prefix) |
| sub- | under, below (prefix) |
| trans- | through, across, beyond (prefix) |
| -a | noun suffix, no meaning |
| -coccus | berry-shaped (suffix) |
| -ectomy | excision or surgical removal (suffix) |
| -ia | diseased or abnormal state, condition of (suffix) |
| -itis | inflammation (suffix) |
| -malacia | softening (suffix) |
| -opsy | view of, viewing (suffix) |
| -phagia | eating or swallowing (suffix) |
| -plasty | surgical repair (suffix) |
| -rrhea | flow, discharge (suffix) |
| -tome | instrument used to cut (suffix) |
| dermatitis | inflammation of the skin |
| dermatoconiosis | abnormal condition of the skin caused by dust |
| dermatofibroma | fibrous tumor of the skin |
| hidradenitis | inflammation of the sweat gland |
| leiodermia | condition of smooth skin |
| onychocryptosis | abnormal condition of a hidden nail |
| onychomalacia | softening of the nails |
| onychomycosis | abnormal condition of a fungus in the nails |
| onychophagia | eating the nails (nail biting) |
| pachyderma | thickening of the skin |
| paronychia | diseased state around the nail |
| seborrhea | discharge of sebum |
| trichomycosis | abnormal condition of a fungus in the hair |
| xeroderma | dry skin |
| abrasion | scraping away of the skin by mechanical process or injury |
| abscess | localized collection of pus |
| acne | inflammatory disease of the skin involving the sebaceous glands and hair follicles |
| actinic keratosis | a precancerous skin condition of horny tissue formation that results from excessive exposure to sunlight |
| albinism | congenital hereditary condition characterized by partial or total lack of pigment in the skin, hair, and eyes |
| basal cell carcinoma | epithelial tumor arising from the epidermis |
| candidiasis | an infection of the skin, mouth, or vagina caused by the yeast-type fungus candida albicans |
| carbuncle | skin infection composed of a cluster of boils caused by staphylococcal bacteria |
| cellulitis | inflammation of the skin and subcutaneous tissue caused by infection, leading to redness, swelling, and fever |
| contusion | injury with no break in the skin |
| eczema | noninfectious, inflammatory skin disease characterized by redness, blisters, scabs and itching |
| fissure | slit or cracklike sore in the skin |
| furuncle | painful skin node caused by staphylococcal bacteria in a hair follicle |
| gangrene | death of tissue caused by loss of blood supply followed by bacteria invasion |
| herpes | inflammatory skin disease caused by herpes vir |
| impetigo | superficial skin infection characterized by pustules |
| 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 |
| laceration | torn, ragged-edged wound |
| lesion | any visible change in tissue resulting from injury or disease |
| pediculosis | invasion into the skin and hair by lice |
| psoriasis | chronic skin condition producing red lesions covered with silvery scales |
| rosacea | chronic disorder of the skin that produces erythema, papules, pustules, and broken blood vessels |
| scabies | skin infection caused by the itch mite |
| scleroderma | a disease characterized by chronic hardening of the connective tissue of the skin and other body organs |
| shingles | development of painful, inflamed blisters that follow the nerve routes |
| squamous cell carcinoma | a malignant growth that develops from scale-like epithelial tissue |
| tinea | fungal infection of the skin |
| urticaria | an itching skin eruption composed of wheals of varying size and shape |
| biopsy | view of life (the removal of living tissue from the body to be viewed under the microscope |
| dermatoautoplasty | surgical repair using one's own skin |
| dermatoheteroplasty | surgical repair using skin from others |
| dermatome | instrument used to cut skin |
| dermatoplasty | surgical repair of the skin |
| onychectomy | excision of a nail |
| rhytidectomy | excision of wrinkles |
| rhytidoplasty | surgical repair of wrinkles |
| cauterization | destruction of tissue with a hot or cold instrument, electric current, or caustic substance |
| cryosurgery | destruction of tissue by using extreme cold, often by using liquid nitrogen |
| debridement | removal of contaminated or dead tissue and foreign matter from an open wound |
| dermabrasion | procedure to remove skin scars with abrasive material |
| excision | removal by cutting |
| incision | surgical cut or wound produced by a sharp instrument |
| incision and drainage | surgical cut made to allow allow the free flow or withdrawal of fluids from a lesion, wound, or cavity |
| laser surgery | procedure using an instrument that emits a high-powered beam of light used to cut, burn, vaporize, or destroy tissue |
| mohs surgery | technique of microscopically controlled serial excisions of skin cancers |
| suturing | to stitch edges of a wound surgically |
| dermatologist | a physician who studies and treats skin (diseases) |
| dermatology | study of the skin |
| epidermal | pertaining to upon the skin |
| erythroderma | red skin |
| hypodermic | pertaining to under the skin |
| intradermal | pertaining to within the skin |
| keratongenic | originating in horny tissue |
| leukoderma | white skin |
| necrosis | abnormal condition of death |
| percutaneous | pertaining to through the skin |
| staphylococcus | berry-shaped (bacteria) in grapelike clusters |
| streptococcus | berry-shaped (bacteria) in twisted chains |
| subcutaneous | pertaining to under the skin |
| trandermal | pertaining to through the skin |
| ungual | pertaining to the nail |
| xanthoderma | yellow skin (jaundice) |
| adipose | fat, fatty |
| allergy | hypersensitivity to a substance |
| alopecia | loss of hair |
| bacteria | sing-celled microorganisms that reproduce by cell division and may cause infection by invading body tissue |
| cicatrix | scar |
| cyst | a closed sac containing fluid or semisolid material |
| ctyomegalovirus | a herpes-type virus that usually causes disease when the immune system is compromised |
| diaphoresis | profuse sweating |
| ecchymosis | escape of blood into the tissues, causing superficial discoloration; a black and blue mark |
| edema | puffy swelling of tissue from the accumulation of fluid |
| emollient | agent that softens or soothes the skin |
| erythema | redness |
| fungus | organism that feeds by absorbing organic molecules from its surrounding and may cause infection by invading body tissue |
| induration | abnormal hard spots |
| jaundice | condition characterized by a yellow tinge to the skin |
| keloid | overgrowth of scar tissue |
| leukoplakia | condition characterized by white spots or patches on mucous membrane, which may be cancerous |
| macule | flat, colored spot on the skin |
| nevus | circumscribed malformation of the skin, usually brown, black, or flesh colored |
| nodule | a small knotlike mass that can be felt by touch |
| pallor | paleness |
| papule | small, solid skin elevation (pimple) |
| petechia | a pinpoint skin hemorrhage |
| pressure ulcer | eroded sore on the skin caused by prolonged pressure, often occurring in bed ( also called decubitus ulcer or bed sore) |
| pruritus | severe itching |
| purpura | disorder characterized by hemorrhages into the tissue, giving the skin a purple-red discoloration |
| pustule | elevation of skin containing pus |
| ulcer | eroded sore on the skin or mucous membrane |
| verruca | circumscribed cutaneous elevation caused by a virus |
| visicle | small elevation of the epidermis containing liquid |
| virus | minute microorganism, much smaller than bacterium, characterized by a lack of independent metabolism and the ability to replicate only within living host cells |
| wheal | transitory, itchy elevation of the skin with white center and a red surrounding area |
| lunula | the white area at the base of the nail |
Created by:
nicolync
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