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Quick & Easy MT ch12
Quick & Easy MT Ch 12 The Integumentary System
Question | Answer |
---|---|
integument | skin or external covering of the body |
epidermis | thin layer of skin above the dermis |
dermis | thick layer of skin under the epidermis |
Adipose | fatty |
subcutaneous | layer of fat that serves as insulation and a cushion against shock. Below dermis |
adip/o | fat |
lip/o | fat |
axill/o | axilla (armpit) |
bacter/i | bacteria |
bacteri/o | bacteria |
erythemat/o | erythema or redness |
follicul/o | follicle |
ichthy/o | fish |
kerat/o | horny |
onych/o | nail |
ungu/o | nail |
pil/o | hair |
trich/o | hair |
seb/o | sebum |
seps/o | infection |
sept/o | infection |
xer/o | dry |
-cidal | killing |
-static | keeping stationary |
sudoriferous glands | sweat glands |
sebum | oily substance produced by sebaceous glands that is responsible for lubrication of the skin |
sebaceous glands | glands that arise from the hair follicles |
ungual | pertaining to the nail |
lesion | any visible, localized abnormality of the skin |
nodule | raised area of the overlying skin |
cyst | lesion thatis filled with fluid or a semisolid material |
macules | discolored spot, non-elevated (freckle) |
papules | small elevated lesion |
pustule | fluid-filled sac containing pus |
vesicle | blister less than 1 cm, filled with clear fluid |
bulla | blister, larger than 1 cm |
plaque | elevated lesion that appears as a large patch (dandruff) |
wheals | elevated and irregularly shaped lesions (lesions seen with urticaria / hives / allergic reaction) |
fissure | linear cracks in the dermis |
Ulcer | deep, irregular erosions that extend into the dermis |
Atrophy | characterized by thinning with the loss of skin markings (stretch marks) |
keloid | excessive overgrowth of unsightly scar tissue |
laceration | torn, jagged wound |
incision | smooth-edged wound produced by a sharp instrument |
aseptic | free of pathogenic organisms (without infection) |
puncture | wound made by piercing |
abrasion | skin is scraped or rubbed away by friction |
contusion | (bruise) is caused by a blow to the body that does not break the skin |
Superficial burn | first degree, only epidermis, red, no immediate blisters |
deep partial-thickness burn | second degree, extends into dermis, red and moist, blistered |
full thickness | third degree, throughout the dermis and third degree, epidermis, sometimes into the subcutaneous layer, hard, dry and leathery, whit, deep red, yellow, brown to black |
Deep full thickness | fourth degree, no skin layers remain, underlying bone and muscle are damaged, wound is blackened and depressed, muscle and bone are exposed |
abcess | a cavity that contains pus caused by an infectious microorganism and surrounded by inflamed tissue |
albinism | an absence of normal pigmentation, present at birth |
cellulitis | an acute infection of the skin and subcutaneous tissue characterized most commonly by local heat, redness, pain and swelling |
cyanosis | a bluish discoloration of the skin and mucous membranes |
dermatitis | an inflammatory condition of the skin |
discoid lupus erythematosus (DLE) | chronic disorder, primarily of the skin, characterized by lesions that are covered with scales (reddish facial "butterfly" rash) |
frostbite | damage to skin, tissues and blood vessels as a result of proloned exposure to cold |
furuncle | boil, localized skin infection originating in a gland or hair follicle |
hypopigmentation | unusual lack of skin color |
ichthyosis | skin that is dry and scaly, resembling fish skin |
lipoma | a benign tumor consisting of mature fat cells |
malignant melanoma | skin cancer, composed of melanocytes |
mycodermatitis | inflammation of skin caused by a fungus |
necrosis | death of areas of damaged or diseased tissue or bone surrounded by healthy tissue |
onychomycosis | fungal infection of the nail |
pediculosis | lice |
petechiae | tiny purple or red spots appearing on the skin as a result of tiny hemorrhages withing dermal or submucosal layers (hickey) |
scabies | a contagious dermatitis caused by the itch mite |
scleroderma | chronic hardening and thickening of the skin |
uticaria | a skin eruption characterized by wheals of varying shapes with pale centers (hives) |
xerosis | a minor irritation of the skin characterized by excessive dryness, which can lead to scaling, thinning and injury |
Acne vulgaris | acne, blackheads, whiteheads, pus-filled lesions |
folliculitis | inflammation of a hair follicle |
hidradenitis | inflammation of a sweat gland |
seborrhea | excessive production of sebum |
trichosis | any abnormal condition of hair growth (baldness or excessive growth in an unusual place) |
bacteriostatic | inhibiting the growth of bacteria |
bactericidal | killing bacteria |
asepsis | absence of germs |
sepsis | infection or contamination of germs |
transdermal | through the skin |
antimicrobial | medicine applied to broken skin to prevent infection |
aspiration | the act of withdrawing fluid from a cyst with a syringe |
biopsy | the removal of a small piece of tissue for microscopic examination |
cryosurgery | use of subfreezing temperature to destroy tissue (wart removal) |
curettage | scraping of material from a surface to remove abnormal tissue |
debridement | removal of foreign material and dead or damaged tissue, especially from a wound |
eletrolysis | destruction of a substance by passing electrical current through it (hair removal) |
dermabrasion | sanding of skin |
axillary | pertaining to the armpit |