5 ex 1 Flashcards
Which of the following is not a systemically modified gingivitis?
a. Uncontrolled Diabetes
b. Uncontrolled hypertension
c. Pregnancy
Uncontrolled hypertension
Localized chronic periodontitis is associated with _______or less sites affected
a. 30%
b. 50%
c. 75%
d. 40%
30%
Which cells of the oral epithelium processes antigens?
a. Melanocytes
b. Keratinocytes
c. Merkel Cells
d. Langerhans Cells
Langerhans Cells
In a healthy individual without attachment loss, what occupies the space between the CEJ and alveolar bone? a. Connective tissue attachment b. Structures of the biological width c. Sulcular epithelium d. Junctional epithelium
Structures of the biological width
The largest group of periodontal ligament fibers is
a. Horizontal
b. Oblique
c. Apical
d. Alveolar crest
Oblique
Which of the following is not within a dentists legal responsibility
a. Informing the patient
b. Diagnosing the disease
c. Treating / Referring
d. Maintenance every 3 months
Maintenance every 3 months
Which of the following is the greatest reason for adult tooth loss
a. Prosthetic extractions
b. Caries
c. Periodontal disease
Periodontal disease
Initial colonizers include all except
a. Streptococcus sanguis
b. Streptococcus intermedia
c. Actinomyeces viscosus
d. P. intermedia
P. intermedia
Bacterial metabolic products include all the following except?
a. Lipopolysaccharides
b. Hydrogen peroxide
c. Cytokines?
d. Enzymes
e. Endotoxin
Cytokines???
Which is not associated with refractory periodontitis
a. Prophyromonas gingivalis
b. Tannerella forsythia
c. Fusobacterium nucleatum
d. Eikenella corrodens
e. A. viscosus
A. viscosus
When does calculus formation begin?
a. 4 hours
b. 48 hours
4 hours
All of the following are reasons that calculus is a secondary factor in periodontitis EXCEPT
a. Reservoir for enzymes
b. Physical irritation
c. Non-mineralized layer of plaque surrounded
d. Calculus can cause periodontitis by itself
Calculus can cause periodontitis by itself
Which is not a disease progression mechanism?
a. Continuous
b. Intermittent
c. Random Burst
d. Asynchronous Multiple Burst
Intermittent
Which of the following helps B cells divide and control leukocyte development
a. CD4+
b. CD8+
c. NK Cells
d. T suppressor cells
CD4+
What produces IgG?
a. Plasma cells
b. Macrophages
c. PMNs
Plasma cells
What does MMP stand for
Matrix metalloproteases
Where are ICAM-1 and ELAM-1 found
a. Endothelial wall
b. Bone
c. Epithelial attachment
d. Connective tissue
Endothelial wall
Bleeding on probing is caused by
a. Micro-ulcerations in the pocket epithelium
b. PMNs
c. Macrophage movement
Micro-ulcerations in the pocket epithelium
Perivascular loss of collagen is due to
a. PMN diapedesis
b. Macrophage activation
c. Osteoclast
PMN diapedesis
Which of the following is not a reason that gingiva will change red
a. Venous stasis
b. Increase capillaries
c. Increase vascular permeability
d. Decrease keratinization
Venous stasis
Which initial colonizer can attach with fimbriae
a. Strep mutans
b. Strep sanguis
c. S. sobrinii
Strep sanguis
Which person is least likely to have periodontal disease?
a. Female
b. Female smoker
c. Male smoker
d. Males
Female
HIV patients
Have normal bacteria in an immunocompromised host
Which is the most common type of bone wall defect?
Two wall
