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EML Chapter 4
Integumentary System
Question | Answer |
---|---|
epidermis | outer layer of skin |
keratin | horny, or cornified, layer composed of protein. Contained in the hair, skin, and nails |
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, the sacs that enclose the hair fibers |
nails | originate in the epidermis |
lunula | white area at the base of the nail |
cutane/o | skin |
derm/o | skin |
dermat/o | skin |
kerat/o | horny tissue, hard |
onych/o | nail |
ungu/o | nail |
seb/o | sebum (oil) |
trich/o | hair |
aut/o | self |
bi/o | life |
coni/o | dust |
crypt/o | hidden |
heter/o | other |
myc/o | fungus |
necr/o | death (cells, body) |
pachy/o | thick |
rhytid/o | wrinkles |
staphyl/o | grapelike clusters |
strept/o | twisted chains |
xer/o | dry |
epi | on, upon, over |
intra | within |
para | beside, beyond, around, abnormal |
per | through |
sub | under, below |
trans | through, across, beyond |
-coccus | berry-shaped (form of bacterium) |
-ectomy | excision or surgical removal |
-ia | diseased or abnormal state, condition of |
-itis | inflammation |
-malacia | softening |
-opsy | view of, viewing |
-phagia | eating or swallowing |
-plasty | surgical repair |
-rrhea | flow, discharge |
-tome | instrument used to cut |
dermatitis | inflammation of the skin |
dermatoconiosis | abnormal condition of the skin caused by dust |
dermatofibroma | fibrous tumor of the skin |
hidradenitis | inflammation of a sweat gland |
leiodermia | condition of smooth skin |
leukoderma | white 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 |
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 |
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, characterized by pain, swelling, and discoloration (bruise) |
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 (boil) |
gangrene | death of tissue caused by loss of blood supply followed by bacterial invasion |
herpes | inflammatory skin disease caused by herpes virus characterized by small blisters in clusters |
impetigo | superficial skin infection characterized by pustules and caused by either staphylococci or streptococci |
infection | the invasion of pathogens in body tissue |
Kaposi sarcoma | a cancerous condition starting as purple or brown papules on the lower extremities that spreads through the skin to the lymph nodes an internal organs |
laceration | torn, ragged-edged wound |
lesion | any visible change in tissue resulting from injury or disease. Includes sores, wounds, ulcers, and tumors |
MRSA infection | invasion of body tissue by methicillin-resistant |
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 |
squamous cell carcinoma | a malignant growth that develops from scalelike epithelial tissue |
systematic lupus erythematosus | a chronic inflammatory disease involving the skin, joints, kidneys, and nervous system |
tinea | fungal infection of the skin |
urticaria | an itching skin eruption composed of wheals of varying size and shape |
vitiligo | white patches on the skin caused by the destruction of melanocytes associated with autoimmune disorders |
biopsy | view of life |
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 |
cryosurgery | destruction of tissue by using extreme cold |
debridement | removal of contaminated or dead tissue and foreign matter from an open wound |
dermabrasion | procedure to remove skin scars with abrasive material, such as sandpaper |
excision | removal by cutting |
incision | surgical cut or wound produced by a sharp instrument |
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 |
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 |
keratogenic | originating in horny tissue |
necrosis | abnormal condition of death |
percutaneous | pertaining to through the skin |
subcutaneous | pertaining to under the skin |
transdermal | pertaining to through the skin |
ungual | pertaining to the nail |
xanthoderma | yellow skin |
alopecia | loss of hair |
cicatrix | scar |
cyst | a closed sac containing fluid or semisolid material |
cytomegalovirus | a herpes-type virus that usually causes disease when the immune system is compromised |
diaphoresis | profuse sweating |
ecchymosis | escape of blood into the skin |
edema | puffy swelling of tissue from the accumulation of fluid |
erythema | redness |
induration | abnormal hard spot(s) |
jaundice | condition characterized by a yellow tinge to the skin |
keloid | overgrowth of scar tissue |
leukoplakia | condition characterized by white spots or patches |
macule | flat, colored spot on the skin |
nevus | circumscribed malformation of the skin (mole) |
nodule | a small, knotlike mass that can be felt by touch |
pallor | paleness |
papule | small, solid skin elevation |
petechia | a pinpoint skin hemorrhage |
pressure ulcer | erosion of the skin caused by prolonged pressure |
pruritus | severe itching |
purpura | small hemorrhages in the skin |
pustule | elevation of skin containing pus |
ulcer | erosion of the skin or mucous membrane |
vesicle | small elevation of the epidermis containing liquid |
wheal | an individual urticaria (hive) lesion |