Integumentary System

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Author:
jean
ID:
12873
Filename:
Integumentary System
Updated:
2010-04-02 09:58:54
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Integumentary System Key Terms Ch 23 Lewis
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Description:
Med-Surg Integumentary
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  1. alopecia
    partial or complete lack of hair resulting from normal aging, endocrine disorder, drug reaction, anticancer medication, or skin disease.
  2. apocrine sweat glands
    sweat glands that secrete a milky substance that becomes odoriferous when altered by skin surface bacteria.
  3. dermis
    the layer of skin just below the epidermis, consisting of papillary and reticular layers and containing blood and lymphatic vessels, nerves and nerve endings, glands, and hair follicles.
  4. eccrine sweat glands
    sweat glands that function to cool the body by evaporation.
  5. epidermis
    the avascular superficial layer of the skin, made up of an outer dead cornified portion that serves as a protective barrier and a deeper, living portion that folds into the dermis.
  6. intertriginous
    overlapping.
  7. keloid
    an overgrowth of collagenous scar tissue at the site of a skin injury, particularly a wound or a surgical incision; the new tissue is elevated, rounded, and firm.
  8. keratinocytes
    cells synthesized from epidermal cells in the basal layer; they produce a specialized protein, keratin, that is vital to the protective barrier function of the skin.
  9. melanocyte
    a type of epidermal cell that is scattered throughout the basal layer of the skin and secretes melanin, the pigment that gives color to the skin and protects from ultraviolet light.
  10. mongolian spot
    a benign, bluish black macule, between 2 and 8 cm, occurring over the sacrum and on the buttocks of some newborns. It is especially common in African Americans, Native Americans, southern Europeans, and Asian Americans and usually disappears during early childhood.
  11. pruritus
    itching.
  12. pseudofolliculitis
    bacterial disorder caused by Staphylococcus aureus that is an inflammatory response to ingrown hairs characterized by papules/pustules.
  13. sebaceous glands
    glands that secrete sebum, which is emptied into the hair shaft, which prevents the skin and hair from being dry.

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