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35 Cards in this Set
- Front
- Back
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alopecia
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baldness; natural or unnatural deficiency of hair.
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Comedo (pl. comedos, comedones)
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a plug of sebum (oil) within the opening of a hair follicle.
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Closed comedo
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a comedo below the skin surface, with a white center (whitehead)
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open comedo
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a comedo open to the skin surface, with a black center caused by the presence of melanin exposed to air. (blackhead)
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hist/o
histi/o |
tissue
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kerat/o
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hard
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leuk/o
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white
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melan/o
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black
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myc/o
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fungus
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onych/o
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nail
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plas/o
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formation
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purpur/o
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purple
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scler/o
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hard
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seb/o
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sebum(oil)
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squam/o
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scale
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trich/o
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hair
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xanth/o
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yellow
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xer/o
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dry
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epithelium
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cells covering external and internal surfaces of the body.
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epidermis
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thin outer layer of the skin
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dermis
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dense fibrous connective tissue layer of the skin, also known as corium.
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sebaceous glands
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oil glands in the skin
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sebum
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oily substances secreted by the sebaceous glands
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sudoriferous glands
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sweat glands (sudor=sweat; ferre=to bear)
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subcutaneous layer
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connective and adipose tissue layer just under the dermis.
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collagen
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protein substances in skin and connective tissue (koila=glue; gen=producing)
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hair
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outgrowth of the skin composed of keratin
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keratin
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hard protein material found in the epidermis, hair, and nails.
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lesion
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An area of pathologically altered tissue; the two types of lesions are primary and secondary.
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Primary Lesion
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Lesions arising from previously normal skin
Ex. Macule, patch, papule, plaque, nodule, tumor, wheal, vesicle, bulla, pustule. |
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Secondary Lesion
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Lesions that result in changes in primary lesions.
Ex. Erosion, ulcer, excoriation, fissure. |
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adip/o
lip/o steat/o |
fat
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derm/o
dermat/o cutane/o |
skin
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erythr/o
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red
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hidr/o
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sweat
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