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LOM Ch 16


adipocyte fat cell
adipose pertaining to fat
albinism Condition of no pigment in the skin, hair, and eyes (white skin)
albino Person with skin deficient in pigment (melanin)
alopecia Absence of hair from areas where it normally grows
anhidrosis lack of sweating
apocrine sweat gland One of the large dermal exocrine glands located in the axilla and genital areas. It secretes sweat that, in action with bacteria, is responsible for human body odor
atopic dermatitis allergic reaction that leads to intese itching and excoriations of the skin
basal layer Deepest region of the epidermis; it gives rise to all the epidermal cells
causalgia Intense burning sensation in the skin (due to nerve damage)
collagen Structural protein found in the skin and connective tissue
cuticle Band of epidermis at the base and sides of teh nail plate
dermabrasion a surgical procedure to remove acne scars, tattos, and fine wrinkles. Skin is scraped away
dermatologist Specialist in diseases of the skin
dermatophytosis abnormal condition of fungus infection of the skin
dermatoplasty Surgical repair of the skin
dermis Middle layer of the skin
diaphoresis Condition of profuse sweating
eccrine sweat gland Most numerous sweat-producing exocrine gland in the skin
electrocautery Wires used during surgery to burn though tissue
epidermis outermost layer of the skin
epidermolysis loosing of the skin
epithelium Layer of skin cells forming the outer and inner surfaces of the body
erythema Condition of redness of the skin (flushing)
erythematous rash that manifests with a "slapped check" appearance on the face and later the arms, buttocks, and trunk, caused by a parvovirus
hair follicle Sac within which each hair grows
ichthyosis Abnormal condition of druy, scaly skin (fish-like skin)
integumentary system The skin and its accessory structures such as hair and nails
keratin Hard protein material found in the epidermis, hair, and nails.
keratosis Thickened and rough lesion of the epidermis; associated with aging or skin damage
leukoderma skin changes resulting from an autoimmune process.
leukoplakia White thickened patches on mucas membrane tissue of the tongue or cheek
lipoma Tumor (benign) of fat tissue
liposuction Removal of subcutaneous fat tissue wit ha blunt tipped cannula through wich suction is applied
lunula The half-moon-shaped, whitish area at the base of the nail
melanin Major skin pigment. It is formed by melanocytes in the epidermis
melanocyte Cell that forms melanin and is found in the epidermis of teh skin
mycosis Any disease caused by fungus
onycholysis Seperation of nail plate from the nail bed in fungal infections or after trauma
onychomycosis Abnormal condition of fungal infection of nails
paronychia inflamation and swelling of the soft tissue around the nail and is associated with torn cuticles or ingrown nails
paronychium Soft tissue surrounding the nail border
pilosebaceous pertaining to the hair follicles and sebaceous gland
pyoderma Condition of pus infection within the skin
rhytidectomy removal of wrinkles
sebaceous gland Oil-secreting gland in the dermis that is associated with hair follicles
seborrhea "flow of sebum"; disturbance of sebaceous glands marked by increase in the flow of sebum
seborrheic dermatitis dandruff
sebum oily substance secreted by sebaceous glands
squamous epithelium Pertaining to scale-like cells that cover the outside of the body (epidermis) and line the inner tubes of he body
steatoma Fatty mass arising from sebaceous glands; sebaceous cyct
stratified Arranged in layers
stratum (pl. strata) A layer of cells
stratum corneum Outermost layer of the epidermis, which consists of flattened, keratinized cells
subcutaneous layer innermost layer of the skin, containing fat tissue
subungual Pertaining to under a nail
trichomycosis disease of the hair caused by fungi
xanthoma Flat, slightly elevated, rounded plaque or nodule usually found on the eyelids
xeroderma Abnormal condition of dry, rough skin
abscess collection of puss on the skin
acne Chronic papula and pustular eruption of teh skin with increased production of sebum
actinic keratosis is caused by a long-term ultraviolet light exposure and is a precancerous lesion
alopecia areata an autoimmune disease in which hair falls out in patches without scarring or inflammation
basal cell carcinoma Malignant tumor of teh basal cell layer of the epidermis
bulla; bullae a large vesicle
burns Injury to tissues caused by heat contact
callus Increase growth of cells in the keratin layer of the epidermis caused by pressure or friction
cellulitis Diffuse, acute infection of the skin marked by local heat, redness, pain, and swelling
cicatrix a normal scar left by a healed wound
comedo; comedones a sebum plug partially blocking the pore
crust collection of dried serum and cellular debris
curettage Use of a sharp dermal curette to scrape away a skin lesion
cyst Thick-walled, closed sac or pouch containing fluid or semisolid material
decubitus ulcer (bedsore) are caused by pressure that results from lying in one position
dysplastic nevi moles that have atypical cells and may progress to form a type of skin cancer called melanoma
ecchymosis; echymoses Bluish-purplish mark (bruise) on the skin
eczema Inflammatory skin disease with erythematous, papulovesicular lesions
electodesiccation tissue is distroyed by burning with an electric spark
erosion Wearing away or loss of epidermis
exanthematous viral disease Rash (exanthem) of teh skin due to a viral infection
fissure grove or crack-like sore
fungal tests Scrapings from skin lesions, hair specimens, or nail clippings are sent to a laboratory for culture and microscopic examination
gangrene death of tissue associated with loss of blood supply
impetigo Bacterial inflammatory skin disease characterized by vesicles, pustules, and crusted over lesions
Kaposi sarcoma Malignant, vascular, neoplastic growth characterized by cutaneous nodules
keloid Hypertrophied, thickened scar developing after trauma or surgical incision
macule Flat lession measuring less than 1 cm in diameter
malignant melanoma Cancerous growth composed of melanocytes
mohs micrographic surgery This layer of milignant tissue is removed, and each is examined under a microscope to check for adequate extent of the resection
nevus; nevi Pigmented lesion of teh skin
nodule Solid, round or oval elevated lesion 1 cm or more in diameter
papule Small (less than 1 cm in diameter) solid elevation of the skin
petechia; petechiae Small pinpoint hemorrhage
pilonidal cyst found over the sacral area of the back in the midline and contains hairs
polyp Growth extending from the surface of mucus membrane
pruritus Itching
psoriasis Chronic, recurrent dermatosis marked by itchy, scaly, red plaques covered by silvery gray scales
purpura bleeding into the skin
purulent pus filled
pustule Papule contaning pus
rebella German Measles
rubeola measles
scabies Contagious, parasitic infection of the skin with intense pruritus
scleroderma Chronic progressive disease of teh skin and internal organs with hardening and shrinking of connective tissue
sebaceous cyst collection of yellowish, cheesy sebum commonly found on the scalp, vulva, and scrotum
skin biopsy Suspected malignant skin lesions are removed and examined microscopically by a pathologist
skin test Substances are injected intradermally or applied to the skin, and results are observed
squamous cell carcinoma Malignant tumor of the squamous epithelial cells in the epidermis
systemic lupus erthematosus Chronic autoimmune inflammatory disease of collagen in skin, joints, and internal organs
tinea Infection of teh skin caused by a fungus
ulcer Open sore on the skin or mucus membranes (deper than an erosion
urticaria Acute allergic reaction in which red, round wheals develop on the skin
varicella chickenpox
verruca; verrucae Epidermal growth (wart) caused by a virus
vesicle Small collection (papule) of clear fluid (serum); blister
vitiligo Loss of pigment in areas of the skin
wheal Smooth, edematous (swollen) papule or plaque that is redder or paler than the surrounding skin
Created by: mscardenas