AGD Periodontics and Gum Disease 2

Question 1

Which cytokine is considered the primary mediator of bone resorption in periodontitis?

Accepted Answer

Interleukin-1β

Answer

Interleukin-10

Answer

Transforming growth factor-β

Answer

Interleukin-4

Question 2

A patient presents with rapid, severe periodontal destruction affecting the first molars and incisors in an otherwise healthy adolescent. The most likely diagnosis is:

Accepted Answer

Localized aggressive periodontitis

Answer

Generalized aggressive periodontitis

Answer

Necrotizing ulcerative periodontitis

Answer

Chronic periodontitis

Question 3

The Widman flap procedure differs from the modified Widman flap primarily in that the original technique:

Accepted Answer

Includes osseous recontouring as a standard step

Answer

Preserves the interdental papilla entirely

Answer

Uses an internal bevel incision only

Answer

Avoids suturing of the flap margins

Question 4

Which furcation classification indicates that a probe can pass completely through the furcation from one side to the other?

Accepted Answer

Class III

Answer

Class I

Answer

Class II

Answer

Class IV

Question 5

Systemically, which medication class is most strongly associated with drug-influenced gingival enlargement?

Accepted Answer

Calcium channel blockers

Answer

ACE inhibitors

Answer

Beta-blockers

Answer

Thiazide diuretics

Question 6

During periodontal surgery, the distance from the alveolar crest to the base of the pocket that determines whether osseous surgery is indicated is typically:

Accepted Answer

3–4 mm

Answer

1–2 mm

Answer

5–6 mm

Answer

Greater than 6 mm

Question 7

Which microorganism is considered a keystone pathogen in the dysbiotic shift that initiates periodontal disease?

Accepted Answer

Porphyromonas gingivalis

Answer

Streptococcus mutans

Answer

Fusobacterium nucleatum

Answer

Treponema denticola