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 | Definition 
 
        | cells covering external and internal surfaces of the body |  | 
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        | Term 
 | Definition 
 
        | thin. cellular outer later of the skin |  | 
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 | Definition 
 
        | flat, scale-like epithelial cells comprising the outermost layers of the epidermis |  | 
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 | Definition 
 
        | deepest region of the epidermis |  | 
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        | Term 
 | Definition 
 
        | a cell found in the basal layer that gives color to the skin |  | 
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 | Definition 
 
        | dark brown to black pigment contained in melanocytes |  | 
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 | Definition 
 
        | dense, fibrous connective tissue later of the skin - corium |  | 
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 | Definition 
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        | Term 
 | Definition 
 
        | oily substance secreted by the sebaceous glands |  | 
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 | Definition 
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        | Term 
 | Definition 
 
        | connective and adipose tissue layer just under the dermis |  | 
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        | Term 
 | Definition 
 
        | protein substance found in skin and connective tissue |  | 
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        | Term 
 | Definition 
 
        | outgrowth of the skin composed of keratin |  | 
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        | Term 
 | Definition 
 
        | outgrowth of the skin attached to the distal end of each finger and toe, composed of keratin |  | 
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        | Term 
 | Definition 
 
        | hard protein material found in the epidermis, hair and nails |  | 
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