INBDE Periodontics 3

Question 1

Which type of bone defect has the best prognosis for regeneration?

Accepted Answer

Three-wall (intrabony) defect

Answer

One-wall (hemiseptal) defect

Answer

Two-wall defect

Answer

Crater defect

Question 2

Which periodontal classification was adopted by the AAP/EFP World Workshop in 2017?

Accepted Answer

Stage and Grade classification

Answer

Armitage 1999 classification

Answer

Page and Schroeder 1976 classification

Answer

AAP 1989 classification

Question 3

Guided tissue regeneration (GTR) works by:

Accepted Answer

Excluding epithelium and allowing periodontal ligament cells to repopulate the root surface

Answer

Stimulating bone formation with growth factors

Answer

Grafting autogenous bone into the defect

Answer

Applying enamel matrix proteins to the root surface

Question 4

Necrotizing ulcerative gingivitis (NUG) is characterized by:

Accepted Answer

Punched-out interdental papillae, pseudomembrane, and fetid breath

Answer

Deep periodontal pockets with bone loss

Answer

Generalized gingival recession

Answer

Furcation involvement in molars

Question 5

Which systemic disease is associated with cyclosporine-induced gingival overgrowth?

Accepted Answer

Organ transplantation

Answer

HIV/AIDS

Answer

Type 1 diabetes

Answer

Leukemia

Question 6

Clinical attachment level (CAL) is calculated as:

Accepted Answer

Probing depth plus recession (distance from CEJ to gingival margin)

Answer

Probing depth alone

Answer

Probing depth minus recession from CEJ to gingival margin

Answer

Distance from CEJ to alveolar crest