Ch. 10 Properties of the skin
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| acne | skin disorder characterized by chronic inflammation of the sebaceous glands from retained secretions
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| adipose tissue | also known as subcutaneous tissue; lies beneath the dermis
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| albinism | congenital leukoderma or absence of melanin pigment in the body
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| anhidrosis | deficiency or lack of perspiration
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| anthrax | inflammatory skin disease characterized by the presence of a small, red papule, followed by the formation of a pustule, vesicle, and hard swelling
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| asteatosis | condition of dry, scaly skin due to lack of sebum
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| basal cell carcinoma | most common and least severe type of skin cancer
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| blackhead | an open comedone; consists of an accumulation of excess oil that has been oxidized to a dark color
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| bromhidrosis | foul-smelling perspiration
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| bulla | large blister containing a watery fluid
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| chloasma | non-elevated spots due to increased pigmentation in the skin
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| cicatrix | technical term for scar
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| collagen | fibrous protein that gives the skin form and strength
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| comedones | a mass of hardened sebum and skin cells in a hair follicle that may be open (blackhead) or open (whitehead)
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| corium | another name for the dermis
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| crust | dead cells that have accumulated over a wound
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| cuticle | another name for the epidermis
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| cutis | another name for the dermis
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| cyst | a closed, abnormally developed sac containing fluid or morbid matter, above or below the skin
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| derma | technical name for skin; also another name for the dermis
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| dermatisis | an inflammatory condition of the skin
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| dermatitis venenata | an eruptive skin condition due to contact with irritating substances such as tints or chemicals
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| dermatology | medical science that deals with the study of skin
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| dermis | second/inner layer of the skin; also known as the derma, corium, cutis, or true skin
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| eczema | inflammatory skin condition characterized by painful itching; dry or moist lesion forms
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| elastin | protein base similar to collagen that forms elastic tissue
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| epidermis | outermost layer of the skin; also called the cuticle or scarf skin
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| excoriation | skin sore or abrasion caused by scratching or scraping
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| fissure | a crack in the skin that penetrates to the dermis
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| herpes simplex | fever blister of cold sore; a recurring viral infection
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| hyperhidrosis | excessive perspiration or sweating
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| hypertrophy | abnormal skin growth
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| ivy dermatitis | a skin inflammation caused by exposure to poison ivy, oak or sumac
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| keloid | thick scar resulting from excessive tissue growth
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| keratoma | technical mane foe a callus caused by friction
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| lentigines | technical name for freckles
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| lesion | a structural change in the tissues caused by injury
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| leuoderma | skin disorder characterized by abnormal white patches
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| macule | spot or discoloration of the skin such as a freckle
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| malignant melanoma | most severe form of skin cancer
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| melanin | coloring matter or pigment of the skin; found in the stratum germinativum of the epidermis and in the papillary layers of the epidermis
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| milia | technical name for milk spots; small. benign, whitish bumps that occur when dead skin is trapped in the surface of the skin, commonly seen in infants
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| miliaria rubra | technical name for prickly heat
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| mole | small brownish spot on the skin
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| motor nerve fibers | nerve fiber distributed to the arrector pili muscles, which are attached to the hair follicles
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| nevus | technical name for birthmark
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| papillary layer | outer layer of the dermis, directly beneath the epidermis
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| papule | pimple
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| psoriasis | skin disease characterized by red patches and silvery white scales
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| pustule | inflamed pimple, containing pus
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| recticular layer | deeper layer of the dermis
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| rosacea | chronic congestion of the skin characterizerd by redness, blood vessel dilation, papules, and pustules
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| scale | an accumulation of dry or greasy flakes on the skin
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| scarf skin | another name for the epidermis
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| sebaceous glands | oil glands of the skin connected to hair follicles
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| seborrhea | skin condition caused by excessive sebum secretion
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| sebum | an oily substance secreted by the sebaceous glands
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| Secretory nerve fibers | Regulate the excretion of perspiration from the sweat glands and the flow of sebum from the oil glands
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| Sensory nerve fibers | react to heat, cold, touch, pressure, and pain, and send messages to the brain
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| Squamous cell carcinoma | Type of skin cancer more serious than badal cell carcinoma but not as serious as malignant melanoma
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| Stain | abnormal brown or wine colored skin discoloration
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| Steatoma | Sebaceous cyst or fatty tumor
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| Stratum germinativum | Innermost layer of the epidermis,also known as the basal or malpighian layer
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| stratum granulosum | granular layer of the epidermis, directly beneath the stratum lucidum; the grainy layer
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| stratum lucidum | clear layer of the epidermis, often considered part of the stratum corneum
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| stratum spinosm | spiny layer of the the epidermis, often considered part of the stratum germinativum
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| subcutaneous tissue | fatty tissue layer that lies beneath the dermis; also called adipose tissue
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| symptoms | signs of disease that can felt or seen.
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| tan | darkening of the skin due to exposure to ultraviolet rays
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| true skin | another name for the dermis
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| tubercule | abnormal solid lump above, within, or below the skin
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| tumor | abnormal cell mass resulting from excessive multiplication of cells
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| ulcer | open skin lesions accompanied by pus and loss of skin depth; a deep erosion; a depression in the skin, normally due to infection or cancer
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| verruca | technical term for wart
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| vesicle | small blister or sac containing clear fluid
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| vitiligo | an acquired leukoderma characterized by milky-white spots
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| wheal | itchy, swollen lesion caused by insect bites or plant irritations, such as nettle
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| whitehead | a closed comedone; consists of accumulated sebum that remains a whitish color because it does not have a follicular opening for exposure to oxygen
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