oral pathology

  1. What defends the body against injury, particularly from foreign substances such as microorganisms
    immune response
  2. foreign substances against which the immune system defends the body;mainly proteins;often microogranisms and their toxins
  3. occurs as a result of part of an individuals own body becomes antigens
    autoimmune disease
  4. what are the cells involved in the immune response?
    • B lymphocytes - Eosinophils
    • T lymphocytes- Mast Cells
    • Macrophages- Natural Killer Cells
  5. The first WBC involved in immune response; they are recognized/respond to antigens; NK cell-viral infections
  6. from stem cells in bone marrow; they mature in lymphatic tissue
    B lymphocytes
  7. what are the two types of b lymphocytes
    plasma cells, t-lymphocytes
  8. produces specific antibody needed to fight the antigen
    plasma cell
  9. antibody combines with antigen
    immune complex
  10. renders the antigen inactive
    antigen-antibody complex
  11. lab test to determine the level of a specific antibody in the blood
    antibody titer
  12. 2nd type of B lymphocyte;retains the memory of previously encountered antigen and the duplicates
    b memory cell
  13. increase the functioning of B lymphoctures and enhances the antibody response
    t-helper cells
  14. suppress the functioning of the b lymphocytes and T-killer cells that are active in surveillance against virally infected cells or tumor cells
    t-suppressor cells
  15. Types of lymphokines
    interleukins, lymphotoxin, interferon
  16. stimulates WBC's population growth
  17. destruction of fibroblasts
  18. antiviral activities
  19. phagocytosis; link between the inflammation and immune repsonses; can act as antigen-presenting cells
  20. divisions of immune response
    humoral response, cell-mediated immune response (CMI)
  21. involves the production of antibodies
    humoral response
  22. t lymphocytes and macrophages
  23. an increased responsiveness that results from the retained memory of an already enountered antigen
  24. two types of immunity
    passive, active
  25. can occour naturally or can be acquired ; via vaccination
    active immunity
  26. using antibodies prodcued by another person to protect an individual from infectious disease; antibody from another passes through the placenta to a developing fetus;bone marrow transplant
    passive immunity
  27. the study of immune reactions involoved in disease
  28. allergic reactions with exaggereated responses and tissue destruction
  29. type of immunopathologic condition that involves a deficiency in number, function, or interrelationships of the involved WBC;s and their products
  30. canker s ores or aphthous stomatitis
    aphthous ulcers
  31. "hives" apperas as multiple areas of well demarcated swellings associated with itching; caused by localized areas of vascular permability in superficial CT beneath epithelium
  32. diffuse swelling of tissues caused by permeability of deeper blood vessels but no itching
  33. mucosa becomes erythematous/edematous accompained by burning/itching
  34. erythematous, swelled and becomes encrusted with scaly, white epidermis
  35. most severe form of erythema multiforme
    Stevens Johnson syndrome
  36. characterized by intraepithelial blister formation that results from breakdown of the cellular adhesion between epithelial cells
  37. when kidneys and liver become involved
    miliary TB
  38. involvement of the submandibular and cervical lymph nodes-swelled
  39. skin test to determine if person has been exposed/infected
    mantoux test
  40. infection caused by filamentous bacterium
    Actinomyces israelii
  41. the colonies or organisms appear in the pus as tiny bright yellow grains
    sulfur granules
  42. soft tissue flap covering partial eruption
  43. when lesions becomes RO
    chronic sclerosing osteomyelitis
  44. white lesion that does not wipe off
    chronic hyperplastic candidiasis
  45. erythema/fissuring at labial commissures;nutritional deficency as well
    angular chelitis
  46. severe form occuring in patients who are severely HIV;chronic oral and genital mucosal candidiasis
    chronic mucocutaneous candidiasis
  47. highly contagious disease causing vesicular/pustular eruptions of the skin/mucous membrane
    chicken pox
  48. unilateral, painful eruption of vesicles along the distribution of a sensory nerve
    herpes zoster
  49. vesicles appear on the soft palate
  50. highly contagious disease-for paramyxovirus
  51. small erythematous macules with white necrotic centers
    kopliks spots
  52. viral infection of parotid gland-paramyxovirus
  53. sore throat, fever, lymphadenopathy, enlarged spleen, malaise, fatigue; palatal petechiae. "kissing disease"
  54. irregular, corrugated, white lesion most commonly occuring on lateral border of the tongue
    Hairy Leukoplakia
  55. abnormal pathologic sac or cavity lined by epithelium and enclosed in a CT capsule
  56. related to tooth development
  57. not related to tooth development
  58. cyts occuring within the bone
    intraosseous cysts
  59. cysts that occur in soft tissue
    extraosseous cysts
  60. forms around the crown of an unerupted or developing tooth
    follicular cyst
  61. in soft tissue around the crown of an erupting tooth
    eruption cyst
  62. when lesion is filled with blood
    eruption hematoma
  63. develops in place of a tooth
    primordial cyst
  64. unique histologic apperance that frequently recures
    odontogenic keratocyst (OKC)
  65. most often seen in mandibular cuspid/premolar area
  66. located in soft tissue adjacent to LPC
  67. located within the nasopalatine canal
    nasopalatine duct cyst
  68. well defined unilocular (RL) located in midline of hard palate
    medial palatine cyst
  69. well defined pear shaped (RL) formed between the roots of maxillary lateral incisor/canine
    globulmaxillary cyst
  70. rare lesion, located in midline of mandible
    median mandibular cyst
  71. soft tissue cyst with no alveolar bone involvement
    nasolabial cyst
  72. raised nodule in the skin of face or neck
    epidermal cyst
  73. developmental cyst often present at bith or noted in young children
  74. resembles a dermoid cyst but teeth, bone, muscle, and nerve tissue may be found in wall of the lesion
  75. most commonly found in the major salivary glands
    lymphoepithelial cyst
  76. "stafne's bone cyst" ; well defined in posterior region of mandible
    static bone cyst
  77. form foramen caecum to thyroid gland below hyoid
    thyroglossal tract cyst
  78. "traumatic bone cyst"; well defined around the roots of the teeth
    simple bone cyst
  79. "vascular lesion" pseudocyst of blood filled spaces
    aneurysmal bone cyst
  80. congenital lack of teeth
  81. lack of one or more teeth
  82. extra teeth
    supernumerary teeth
  83. located to the distal of 3rd molar
  84. located buccal
  85. smaller than normal
  86. larger than normal
  87. usually more common with one tooth 0 max. lateral
    peg lateral
  88. enlargement of half the head with enlargement of the teeth on that side
    facial hemihypertrophy
  89. single tooth tries to divide itself
  90. union of two seperate teeth
  91. two adjacent teeth are united by cementum
  92. abnormal curve or angle in the root
  93. small spherical nodule of enamel located in trifurcation area
    enamel pearl
  94. accessory cusp located in the area of the cingulum
    talon cusp
  95. "bull teeth" long pulp chamber and short roots
  96. enamel invaginates into the crown of a tooth
    dens in dente
  97. incomplete or defective formation of enamel
    enamel hypoplasia
  98. inherited enamel hypoplasia
    amelogenesis imperfecta
  99. enamel doesnt motive and calcify-chalky, white
    enamel hypocalcification
  100. endogenous or intrinsic staining
    tetracycline staining
  101. "ghost teeth" very thin enamel,extremelt large pulp chambers, extraction
    regional odontodysplasia
  102. cant erupt due to physical obstruction
    impacted teeth
  103. no eruption forces allowing eruption
    embedded teeth
  104. "ankylosis" ; 1st teeth in which bone has fused to roots
    ankylosed teeth
Card Set
oral pathology
exam 2