SKIN- exam 1

  1. actinic
    of, relating to, resulting from, or exhibiting chemical changes produced by radiant energy, especially in the visible and UV parts of spectrum.
  2. alopecia
    loss of hair; extreme can be loss of hair on scalp, eye brows, eyelashes, beard, body. Male pattern hair loss is most common
  3. annular
    forming a ring.
  4. apocrine
    secreting- most common is apocrine sweat glands, which form a coiled secretory portion that forms at the junction of dermis and subQ fat. Found in axillary areas, genitoanal areas, and around areola of the breast. Bacteria causes this type of sweat to produce a strong odor upon contact.
  5. Beau's lines
    horizontal lines that grow out with the nail. Mark a stressful event such as a high fever or severe illness.
  6. bulla
    filled with clear, serous fluid >0.5cm in size.
  7. cherry angioma
    bright red/ruby red 1-3mm in size, round, may show partial blanching with pressure
  8. clubbing
    raised proximal nail folds that are spongy in consistency. Either congenital, sign of COPD, heart disease or GI disease
  9. comedone
  10. confluent
    flowing or coming together i.e. confluent lesions
  11. crust
    dry layer of serum, pus, or blood
  12. cyanosis
    bluish or purplish discoloration due to deficient oxygenation of the blood/ acute or chronic
  13. cyst
    deep, firm mass >1cm
  14. dermatographia
    condition in which lightly scratching your skin causes raised, red lines where you've scratched. Also called EXCORIATIONS.
  15. dermis
    middle skin layer that contains connective tissue, sebaceous glands, sweat glands and hair follicles. Nourishes the epidermis. Is vascular
  16. desquamation
    to peel off in the form of scales: scale off
  17. ecchymosis
    large areas of extravasion of blood into the skin from the vessels
  18. eccrine
    of, relating to, having, or being eccrine glands
  19. eczema
    an inflammatory condition of the skin characterized by redness, itching, and oozing vesicular lesions which become scaly, crusted, or hardened.
  20. epidermis
    most superficial layer of the skin that is thin and devoid of blood vessels. Consists of outer dead keratinized cell layer and inner cellular layer where melanin and keratin are formed.
  21. erosion
    superficial loss of epidermis
  22. excoriation
    welts caused by scratching
  23. fissure
    break or slit in tissue usually at the junction of skin and mucous membrane
  24. Hirsutism
    increased hair growth in a male pattern from increased androgen activity in a female.
  25. hyperkeratosis
    hypertrophy of the stratum corneum layer of the skin
  26. induration
    1. an increase in the fibrous elements in tissue commonly associated with inflammation and marked by loss of elasticity and pliability 2. a hardened mass or formation
  27. intertrigo
    inflammation produced by chafing or adjacent areas of skin
  28. keratin
    protein that provides structural basis of outer layer of our skin, hair and nails
  29. keratosis
    disease of the skin marked by overgrowth of horny tissue.
  30. koilonychias
    spoon nails- thinning of the nail plate seen in anemia, raynaud's syndrome, hemochromatosis. Can be familial
  31. Lentigines
    small melanotic spot in the skin in which the formation of pigment is unrelated to exposure to sunlight and which is potentially malignant
  32. lichenification
    thickened exaggerations of the skin fold
  33. lunula
    whitish moon at proximal end of nail plate
  34. macule
    flat lesion <1cm in size
  35. nail bed
    rich vascular structure for adherence of the nail
  36. nail plate
    hard translucent portion of the nail, composed of keratin
  37. nail root
    area of the nail plate covered by proximal nail fold
  38. nevus
    congenital or acquired, usually highly pigmented area on the skin that is either flat or raised (common mole). Lots of melanocytes.
  39. nodule
    solid raised lesion that is deeper and firmer than a papule; 0.5 to 2cm in size
  40. onycholysis
    lifting up of the nail. Can be seen in hyperthyroidism
  41. papule
    solid, raised lesion <0.5cm in size
  42. paronychia
    inflammation of the tissues adjacent to the nail of a finger or toe- usually accompanied by infection and pus formation.
  43. petechia(e)
    a minute reddish or purplish spot containing blood that appears in skin or mucous membrane as a result of localized hemorrhage
  44. plaque
    solid, slightly raised lesion >0.5cm in size, often a confluence of papules
  45. pruritus
    localized or generalized itching due to irritation of sensory nerve endings
  46. purpura
    extravasion of blood into the skin from the vessels
  47. pustule
    lesion filled with white pus
  48. scale
    thin flakes of epidermis
  49. sebaceous
    secreting sebum (fatty substance)
  50. seborrhea
    normally increased secretion and discharge of sebum producing an oily appearance of the skin and the formation of greasy scales
  51. serpiginous
    slowly spreading "serpent-like" scar tissue
  52. splinter
    a thin piece split or broken off lengthwise; especially: such a piece embedded in the skin
  53. telangiectasia
    an abnormal dilation of red, blue, or purple superficial capillaries, arterioles, or venules typically located just below the skin's surface
  54. tumor
    solid lesion >2cm in size
  55. turgor
    the normal state of turgidity and tension in living cells- test this by pulling up skin on posterior hand and see how quickly it goes back to original state
  56. Tzanck test
    scraping of an ulcer base to look for Tzanck cells
  57. ulcer
    deep loss of all skin layers and deeper tissue
  58. urticaria
  59. varicella
    chicken pox
  60. vellus
    short, fine, inconspicuous hair that is relatively unpigmented
  61. vesicle
    filled with clear, serous fluid <0.5cm in size
Card Set
SKIN- exam 1
skin vocab