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14 Cards in this Set
- Front
- Back
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1. In 1965 Loe, Theilade and Jensen reported on a study entitled “Experimental Gingivitis
in Man”. Using dental students as subjects they demonstrated that about half the students would develop gingivitis if they abstained from brushing for 21 days. a. Both statements are true. b. The first statement is true, the second false. c. The first statement is false, the second true. d. Both statements are false |
b. The first statement is true, the second false.
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The humoral immune response is secondary in pathogenesis of chronic periodontitis.
a. True b. False |
a. True
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Cytokines are the factors which control the up and down-regulation of inflammation in
the pathogenesis of periodontal disease. Of the cytokines listed below which is not associated with high disease potential? a. IL-1B b. PGE2 c. TIMPs |
c. TIMPs
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P. Gingivalis is a tooth-side plaque colonizer. P. Gingivalis toxicity is related to its
ability to inhibit the recruitment of PMN’s to the site of the periodontal infection. a. Both statements are true. b. The first statement is true, the second is false. c. The first statement is false, the second is true. d. Both statements are false. |
c. The first statement is false, the second is true.
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Gingivitis always precedes periodontitis. Not all gingivitis progresses to periodontitis.
a. Both statements are true. b. The first statement is true, the second false. c. The first statement is false, the second true. d. Both statements are false. |
a. Both statements are true.
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Which of the following statements about periodontitis is false?
a. A natural consequence of aging b. Initiated by microbial challenge c. A site specific condition, only occasionally seen in generalized form d. Proceeds in bursts of activity e. All the statements above are false |
a. A natural consequence of aging
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Which of the factors listed below is most responsible for the rate of periodontal disease
progression? a. Genetic risk factors b. Acquired risk factors c. Connective tissue and bone metabolism d. Host immuno-inflammatory response e. Bacterial complexing |
d. Host immuno-inflammatory response
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Of the following bacterial organism groupings which grouping represents the two types
of organisms that decline with the development of periodontitis? a. cocci and non-motile rods b. non-motile rods and motile rods c. motile rods and spirochetes d. cocci and spirochetes |
a. cocci and non-motile rods
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The primary distinguishing characteristic between gingivitis and periodontitis is the
intensity of the acute inflammatory response associated with maturing plaque organisms. a. True b. False |
b. False
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Which of the following terms describes a subgingival plaque zone?
a. Tooth adherent b. Tissue side c. Unattached d. a,c e. a,b,c |
e. a,b,c
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Of the listed cell lines below which is most often associated with antibody synthesis?
a. PMN b. T-Cells c. Plasma cells d. Monocytes |
c. Plasma cells
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The term “plaque” refers to which of the following;
a. a selective salivary glycoprotein coat on the tooth b. debris which accumulates around the tooth tissue junction c. mineralized bacteria d. a semipermeable film with nutrient channels e. all of the above |
d. a semipermeable film with nutrient channels
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Localized aggressive periodontitis is marked by;
a. rapid attachment loss during puberty b. defective neutrophil function c. high levels of Actinobacillus Actinomycetemcomitans in pockets d. a,c e. a,b,c |
e. a,b,c
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You have examined a patient and find high levels of antibodies within the gingival
tissues. Histologically, you identify many plasma cells. Likely the predecessor cell to the plasma cell will also be found in high quantities. That cell is: a. NK cell b. T-lymphocyte c. B-lymphocyte d. Monocyte e. Langerhan cell |
c. B-lymphocyte
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