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 | Definition 
 
        | third layer; attaches the skin to underlying bone or muscle |  | 
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 | Definition 
 
        | another name for hypodermis |  | 
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 | Definition 
 
        | second layer; dense connective tissue |  | 
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 | Definition 
 
        | first layer; rests on the dermis |  | 
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        | Term 
 | Definition 
 
        | the skin is the most resistant to stretch along these lines |  | 
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        | Term 
 | Definition 
 
        | upper part of the dermis; contains blood vessels |  | 
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        | Term 
 | Definition 
 
        | when epithelial cells die and produce an outer layer of cells |  | 
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 | Definition 
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        | Term 
 | Definition 
 
        | deepest stratum; consists of cubodial and columnar cells |  | 
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        | Term 
 | Definition 
 
        | the most superficial strata of the epidermis |  | 
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 | Definition 
 
        | a thickened area of the stratum corneum |  | 
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 | Definition 
 
        | group of pigments responsible for skin, hair, and eye color |  | 
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        | Term 
 | Definition 
 
        | produce melanin; found in deep part of epidermis |  | 
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        | Term 
 | Definition 
 
        | melanin is packaged into these vesicles |  | 
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        | Term 
 | Definition 
 
        | a recessive trait that causes a deficiency or absence of melanin |  | 
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        | Term 
 | Definition 
 
        | a yellow pigment found in squash and carrots |  | 
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 | Definition 
 
        | part of the hair that protrudes through the skin |  | 
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        | Term 
 | Definition 
 
        | part of the hair found below the surface of the skin |  | 
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        | Term 
 | Definition 
 
        | hard outer layer of the hair |  | 
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 | Definition 
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        | Term 
 | Definition 
 
        | stratum corneum that extends onto the nail body |  | 
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        | Term 
 | Definition 
 
        | an extension of the epidermis found deep within the dermis |  | 
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        | Term 
 | Definition 
 
        | smooth muscle cells associated with hair follicle |  | 
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 | Definition 
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 | Definition 
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        | Term 
 | Definition 
 
        | an oily, white substance rich in lipids |  | 
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        | Term 
 | Definition 
 
        | numerous in the palms and soles; secrete mostly water and a few salts |  | 
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        | Term 
 | Definition 
 
        | produce thick secretion rich in organic substances |  | 
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        | Term 
 | Definition 
 
        | a thin plate, consisting of layers of dead stratum corneum (keratin) |  | 
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        | Term 
 | Definition 
 
        | part of the nail that is covered by the skin |  | 
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        | Term 
 | Definition 
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        | Term 
 | Definition 
 
        | the lunula is part of this portion of the nail |  | 
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        | Term 
 | Definition 
 
        | whitish, crescent-area at the base of the nail |  | 
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        | Term 
 | Definition 
 
        | allows the intestines to absorb calcium and phosphate |  | 
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        | Term 
 | Definition 
 
        | removal of waste products from the body |  | 
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        | Term 
 | Definition 
 
        | occur because of increased melanin production |  | 
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        | Term 
 | Definition 
 
        | occur with age; found on the hands and face |  | 
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        | Term 
 | Definition 
 
        | bluish skin color due to decreased oxygen supply |  | 
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        | Term 
 | Definition 
 
        | yellowish skin color due to liver damage |  | 
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        | Term 
 | Definition 
 
        | same as a first of second-degree burn |  | 
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        | Term 
 | Definition 
 
        | same as a third-degree burn |  | 
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        | Term 
 | Definition 
 
        | involve only the epidermis; red and painful |  | 
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        | Term 
 | Definition 
 
        | involve the epidermis and dermis |  | 
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        | Term 
 | Definition 
 
        | when the epidermis and dermis are completely destroyed; scarring occurs |  | 
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