Chapter 4

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Chapter 4
2013-02-23 14:49:31
Integumetary System

Chapter 4 terms The Integumetary System
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  1. adipose
    Fatty; relating to fat.
  2. apocrine glands
    Glands that secrete sweat, as from the armpits.
  3. ceruminous glands
    Glands that secrete a waxy substance on the surface of the ear.
  4. collagen
    Substance that forms connective tissue in the body.
  5. corium
    Layer of skin beneath the epidermis.

  6. cuticle
    Thin band of epidermis that surrounds the edge of nails, except at the top.
  7. dermis
    • Layer of skin beneath the epidermis.
    • (corium)
  8. diaphoresis
    Excretion of fluid by the sweat glands; sweating.
  9. eccrine glands
    Sweat glands that occur all over the body, except where the apocrine glands occur.
  10. epidermis
    epi + dermis
    Outer portion of the skin containing several strata.
  11. exocrine glands
    exo + crine
    Glands that secrete toward the outside of the body.
  12. hair follicle
    Tubelike sac out of which the hair shaft develops.
  13. hair root
    Portion of the hair beneath the skin surface.
  14. hair shaft
    Portion of the hair visible above the skin surface.
  15. hypodermis
    hypo + dermis
    Subcutaneous skin layer; layer below the dermis.
  16. integument
    Skin and all the elements that are contained within and arise from it.
  17. keratin
    Hard, horny protein that forms nails and hair.
  18. lunula (pl., lunulae)
    Half-moon shaped area at the base of the nail plate.
  19. melanin
    Pigment produced by melanocytes that determines skin, hair, and eye color.
  20. melanocyte
    melano + cyte
    Cell in the epidermis that produces melanin.
  21. nail
    Thin layer of keratin that covers the distal portion of fingers and toes.
  22. papillary layer
    Top sublayer of the dermis.
  23. pore
    Opening or hole, particularly in the skin.
  24. reticular layer
    Bottom sublayer of the dermis.
  25. sebaceous glands
    Glands in the dermis that open to the hair follicles and secrete sebum.
  26. sebum
    Oily substance, usually secreted into the hair follicle.
  27. squamous epithelium
    Flat, scaly layer of cells that makes up the epidermis.
  28. stratum (pl., strata)
    Layer of tissue, especially a layer of the skin.
  29. stratum corneum
    Top sublayer of the epidermis.
  30. stratum germinativum
    Bottom sublayer of the epidermis.
  31. subcutaneous layer
    Bottom layer of the skin containing fatty tissue.
  32. sweat glands
    Coiled glands of the skin that secrete perspiration to regulate body temperature and excrete waste products.
  33. dermatology
    Medical specialty that deals with diseases of the skin.
  34. exudate
    Any fluid excreted out of the tissue, expecially fluid excreted out of an injury to the skin.
  35. intradermal test
    Test that injects antigen or protein between layers of skin.
  36. Mantoux test
    Test for tuberculosis in which a small dose of tuberculin is injected intradermally with a syringe.
  37. patch test
    Test for allergic sensitivity in which a small dose of antigen is applied to the skin on a small piece of guaze.
  38. PPD
    Purified protein derivative of tuberculin.
  39. Schick test
    Test for diptheria.
  40. scratch test
    Test for allergic sensitivity in which, a small amount of antigen is scratched onto the surface of skin.
  41. tine test, TB tine
    Screening test for tuberculosis in which a small dose of tuberculin is injected into a series of sites within a small space with a tine (instrument that punctures the surface of the skin).
  42. abscess

    Latin abscessus, a going away
    Localized collection of pus and other exudate, usually accompanied by swelling and redness.
  43. acne
    Inflammatory eruption of the skin.
  44. acne vulgaris
    Inflammatory eruption of the skin.
  45. actinic keratosis
    Overgrowth of horny skin that forms from over-exposure to sunlight.
  46. albinism

    albino + ism, state
    Rare, congenital condition causing either partial or total lack of pigmentation.
  47. alopecia
    Hair loss.
  48. alopecia areata
    Loss of hair in patches.
  49. basal cell carcinoma
    Slow-growing cancer of the basal cells of the epidermis, usually a result of sun damage.
  50. birthmark
    Lesion (especially a hemangioma) visible at or soon after birth; nevus.
  51. blackhead
    Open hair follicle filled with bacteria and sebum; common in acne
  52. bulla (pl., bullae)
    Bubble-like blister on the surface of the skin.
  53. burn
    Damage to the skin caused by exposure to heat, chemicals, electricity, radiation, or other skin irritants.
  54. callus
    Mass of hard skin that forms as a cover over broken skin on certain areas of the body, expecially the feet and hands.
  55. candidiasis
    Yeastlike fungus on the skin.
  56. carbuncle
    Infected area of the skin producing pus and usually accompanied by fever.
  57. cherry angioma
    A dome-shaped vascular angioma lesion that usually occurs in the elderly.
  58. chloasma

    Greek chloazo, to become green
    Group of fairly large, pigmented facial patches, often associated with pregnancy.
  59. cicatrix

    Growth of fibrous tissue inside a wound that forms a scar; also, general term for scar.
  60. cold sore
    Eruption around the mouth or lips; herpes simples virus Type 1.
  61. comedo (pl., comedos, comedones)
    Open hair follicle filled with bacteria and sebum; common in acne; blackhead.
  62. corn
    Growth of hard skin, usually on toes.
  63. crust
    Hard layer, especially one formed by dried pus, as in a scab.
  64. cyst
    Abnormal sac containing fluid.
  65. decubitus (pl., decubiti), decubitus ulcer
    Chronic ulcer on skin over bony parts that are under constant pressure; pressure sore.
  66. depigmentation
    Loss of color of the skin.
  67. dermatitis

    dermat + itis
    Inflammation of the skin.
  68. ecchymosis (pl., ecchymoses)
    Purplish skin patch (bruise) caused by broken blood vessels beneath the surface.
  69. eczema
    Severe inflammatory condition of the skin, usually of unknown cause.
  70. erosion
    Wearing away of the surface of the skin, especially when caused by friction.
  71. excoriation
    Injury to the surface of the skin caused by a scratch, abrasion, or burn, usually accompanied by some oozing.
  72. fever blister
    Eruption around the mouth or lips; herpes simplex virus Type 1.
  73. first-degree burn
    Least severe burn, causes injury to the surface of the skin without blistering.
  74. fissure

    Deep slit in the skin.
  75. furuncle
    Localized skin infection, usually in a hair follicle a containing pus; boil.
  76. gangrene
    Death of an area of skin, usually caused by loss of blood supply to the area.
  77. genital herpes
    Herpes that recurs on the genitalia; can be easily transmitted from one person to another through sexual contact. herpes simplex virus Type 2.
  78. herpes
    An inflammatory skin disease caused by viruses of the Herpesviridae.
  79. herpes simplex virus Type 1
    Herpes that recurs on the lips and around the area of the mouth, usually during viral illnesses or states of stress.
  80. herpes simplex virus Type 2
    Herpes that recurs on the genitalia; can be easily transmitted from one person to another through sexual contact.
  81. herpes zoster
    Painful herpes that affects nerve roots; shingles.
  82. hives
    Group of reddish wheals, usually accompanied by pruritis and often caused by an allergy. or urticaria
  83. impetigo
    A type of pyoderma.
  84. Kaposi's sarcoma
    Skin cancer associated with AIDS.
  85. keloid
    Thick scarring of the skin that forms after and injury or surgery.
  86. keratosis

    kerat(o) + osis
    Lesion on the epidermis containing keratin.
  87. lesion
    Wound, damage, or injury to the skin.
  88. leukoderma

    leuko + derma
    Absence of pigment in the skin or in an area of the skin.
  89. leukoplakia

    leuko + plakia, plaque
    White patch of mucus membrane on the tongue or cheek.
  90. macule
    Small, flat, noticeably colored spot on the skin.
  91. malignant melanoma
    Virulent skin cancer originating in the melanocytes, usually caused by overexposure to the sun.
  92. neoplasm
    Abnormal tissue growth.
  93. nevus
  94. nodule
    Small knob of tissue.
  95. onychia, onychitis

    onycho + ia
    Inflammation of the nail.
  96. onychopathy

    onycho + pathy
    Disease of the nail.
  97. papule
    Small, solid elevation on the skin.
  98. paronychia
    Inflammation, with pus, of the fold surrounding the nail plate.
  99. patch
    Small area of the skin differing in color from the surrounding ares; plaque.
  100. pediculosis
    Lice infestation.
  101. petechia (pl., petechiae)
    A tiny hemorrhage beneath the surface of the skin.
  102. pilonidal cyst
    Cyst containing hair, usually found at the lower end of the spinal column.
  103. plaque
    Small area of the skin differing in color from the surrounding areas; patch.
  104. polyp
    Bulging mass of tissue that projects outward from the skin surface.
  105. pressure sore
    Chronic ulcer on skin over bony parts that are under constant pressure; decubitus ulcer.
  106. pruritus
  107. psoriasis
    Chronic skin condition accompanied by scaly lesions with extreme pruritus.
  108. purpura
    Skin condition with extensive hemorrhages underneath the skin covering a wide area.
  109. pustule
    Small elevation of the skin containing pus.
  110. pyoderma

    pyo + derma
    Any inflammation of the skin that produces pus.
  111. ringworm
    Fungul infection; tinea
  112. rosacea
    Vascular disease that causes blotchy, red patches on the skin, particularly on the nose and cheeks.
  113. roseola
    Skin eruption of small, rosy patches, usually caused by a virus.
  114. rubella
    Disease that causes a viral skin rash; German measles.
  115. rubeola
    Disease that causes a viral skin rash; measles.
  116. scabies
    Skin eruption caused by a mite burrowing into the skin.
  117. scale
    Small plate of hard skin that falls off.
  118. scleroderma

    sclero + derma
    Thickening of the skin caused by an increase in collagen formation.
  119. sebaceous cyst
    Cyst containing yellow sebum.
  120. seborrhea

    sebo + rrhea
    Overproduction of sebum by the sebaceous gland.
  121. second-degree burn
    Moderately severe burn that affects the epidermis and dermis; usually involves blistering.
  122. shingles
    Viral disease affecting peripheral nerves and caused by herpes zoster.
  123. squamous cell carcinoma
    Cancer of the squamous epithelium.
  124. telangiectasia
    A permanent dilation of the small blood vessels.
  125. third-degree burn
    Most severe type of burn; involves complete destruction of an area of skin.
  126. tinea
    Fungal infection; ringworm
  127. tumor
    Any mass of tissue; swelling.
  128. ulcer
    Open lesion, usually with superficial loss of tissue.
  129. urticaria
    Group of reddish wheals, usually accompanied by pruritis and often caused by an allergy.
  130. varicella
    Contagious skin disease, usually ocurring during childhood, and often accompanied by the formation of pustules; chicken pox.
  131. verruca (pl., verrucae)
    Flesh-colored growth, sometimes caused by a virus; wart.
  132. vesicle
    Small, raised sac on the skin containing fluid.
  133. vitiligo
    Condition in which white patches appear on otherwise normally pigmented skin.
  134. wart
    flesh-colored growth, sometimes caused by a virus; verruca
  135. wheal
    Itchy patch of raised skin.
  136. whitehead
    Closed comedo that does not contain the dark bacteria present in blackheads.
  137. allograft

    allo + graft
    Skin graft using donar skin from one person to another; homograft.
  138. autograft

    auto + graft
    Skin graft using skin from one's own body.
  139. biopsy

    bio + opsy
    Excision of tissue for microscopic examination.
  140. cauterization
    The application of heat to an area to cause coagualtion and stop bleeding.
  141. cryosurgery

    cryo + surgery
    Surgery that removes tissue by freezing it with liquid nitrogen.
  142. curettage
    Removal of tissue from an area, such as a wound, by scraping.
  143. debridement
    Removal of dead tissue from a wound.
  144. dermabrasion

    derm + abrasion
    Removal of wrinkles, scars, tattoos, and other marks by scraping with brushes or emery papers.
  145. electrodesiccation
    Drying with electrical current.
  146. fulguration
    Destruction of tissue using electric sparks.
  147. heterograft

    hetero + graft
    Skin graft using donor skin from one species to another; xenograft.
  148. homograft

    homo + graft
    Skin graft using donor skin from one person to another; allograft.
  149. plastic surgery
    Repair or reconstruction (as of the skin) by means of surgery.
  150. Skin graft
    Placement of fresh skin over a damaged area.
  151. xenograft

    xeno + graft
    Skin graft using donor skin from one species to another; heterograft.