Integumentary System ch.04 Med Term
Terms
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HAIR
definition - Composed of compressed, keratinized cells
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DERMIS
definition - true skin - inner layer of skin
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Sudoriferous (sweat) glands
definition - coiled tubular structures
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Sebaceous glands
definition - secrete sebum (oil) into the hair follicles
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Skin
definition -
epidermis:(outer layer)
dermis:inner layer-true skin)
- forms protective covering
- protcts body from waterloss
- regulation of body temp. - HIVE
- WHEAL - transitory, itchy, white center, red surrounding
- BLISTER
- VESICLE - small elevation of epidermas contains liquid
- BRUISE
- CONTUSION - injury with no break in skin
- SCAR
- CICATRIX
- BOIL
- FURUNCLE - painful skin node staph. bacteria in hair follicle
- MOLE
- NEVUS - circumscribed malformation of skin
- HIVE(S)
- URTICARIA - itchy skin eruption composed of wheals (related to allergy)
- PIMPLE
- PAPULE - small, solid skin elevation
- WART
- VERRUCA - circumscribed cutaneous caused by virus
- RINGWORM
- TINEA - fungus infection of skin
- FRECKLE
- MACULE - flat colored spot on skin
- ABRASION
- scraping away of skin by mechanical process or injury
- ABSCESS
- localized collection of pus
- ACNE
- inflammatory disease of skin involving sebaceous glands & hair follicles
- ACTINIC KERATOSIS
- precancerous skin condition of horny tissue - excessive exposure to sunlight
- BASAL CELL CARCINOMA (BCC)
- epithelial tumor arising from the epidermis. seldom metastasizes but invades local tissue. common with excessive sun exposure
- CANDIDIASIS
-
infection of skin, mouth (thrush) or vagina caused by yeast-type fungus
(esophageal candidiasis common in AIDS) - CARBUNCLE
- skin infection composed of cluster of boils caused by staphococcal baccteria
- CELLULITIS
- inflammation of skin & subcutaneous tissue caused by infection leading to redness, swelling, fever
- ECZEMA
- noninfectious, inflammatory skin disease; redness, blisters, scabs & itching
- FISSURE
- slit or cracklike sore in the skin
- GRANGRENE
- death of tissue caused by loss of blood supply
- HERPES
-
inflammatory skin disease; small blisters in clusters
(herpes zoster=shingles) - IMPETIGO
- superficial skin condition, pustules caused by staphylococcus or streptococcus
- KAPOSI SARCOMA
- (cancerous) starting as purple or brown papules on lower extremeties, spread thru skin to lymph nodes & internal organs (seen with AIDS)
- LACERATION
- torn, ragged-edged wound
- LESION
- visible change in tissue from injury or disease. includes sores, wounds, ulcers, tumors
- PSORIASIS
- chronic skin condition, red lesions covered by silvery scales
- SCABIES
- infection caused by the itch mite
- SCLERODERMA
- chronic hardening of connective tissue of skin & other body organs
- SHINGLES
- painful, inflamed blisters that follow the nerve routes
- SQUAMOUS CELL CARCINOMA (SqCCa)
- malignant growth develops from scale-like epithelial tissue. skin appears firm, red, painless bump. from chronic exposure to sunlight
- SYSTEMIC LUPUS ERYTHEMATOSUS
- chronic inflammatory disease involving skin, joints, kidneys & nervous system (other organs as well) remission & exacerbations
- BIOPSY (bx)
- view of life; removal of living tissue to be viewed under microscope
- ADIPOSE
- fat, fatty
- ALBINO
- pigment deficiency (hereditary) in eyes, hair & skin
- ALLERGY
- hypersensitivity to a substance
- ALOPECIA
- loss of hair
- CYST
- closed sac containing fluid of semisolid material
- CYTOMEGALOVIRUS (CMV)
- herpes type virus causes disease when immune system is compromised
- DEBRIDEMENT
- removal of contaminated or dead tissue & foreign matter from open wound
- DERMABRASION
- remove skin scars with abrasive material (sandpaper)
- DIAPHORESIS
- profuse sweating
- ECCHYMOSIS
- escape of blood into tissue causing discoloration; a "black& blue" mark
- EDEMA
- puffy swelling of tissue from accumulation of fluid
- EMOLLIENT
- agent that softens or smoothes skin
- ERYTHEMA
- redness
- INDURATION
- abnormal hard spot(s)
- JAUNDICE
- yellow tinge to the skin (xanthoderma)
- LEUKOPLAKIA
- condition characterized by white spots or patches on mucous membrane, may be precancerous
- NODULE
- small, knotlike mass that can be felt by touch
- PALLOR
- paleness
- PETICHIA
- pinpoint skin hemorrhages
- PRURITUS
- severe itching
- PURPURA
- hemorrhages into the tissue, giving skin a purple-red discoloration
- PUSTULE
- elevation of skin containing pus
- ULCER
- eroded sore on skin or mucous membrane
- VIRUS
- infectious agent