AGD Periodontics and Gum Health 2

Question 1

Which cytokine is primarily responsible for bone resorption in periodontal disease?

Accepted Answer

Interleukin-1β

Answer

Interleukin-4

Answer

Interleukin-10

Answer

Transforming growth factor-β

Question 2

A patient presents with 5–6 mm pockets and horizontal bone loss. Which classification stage best describes this presentation?

Accepted Answer

Stage II

Answer

Stage I

Answer

Stage III

Answer

Stage IV

Question 3

The junctional epithelium attaches to the tooth surface via which structure?

Accepted Answer

Hemidesmosomes and basal lamina

Answer

Oxytalan fibers

Answer

Sharpey's fibers

Answer

Collagen bundles

Question 4

Which organism is most associated with aggressive (Grade C) periodontitis in young patients?

Accepted Answer

Aggregatibacter actinomycetemcomitans

Answer

Porphyromonas gingivalis

Answer

Treponema denticola

Answer

Fusobacterium nucleatum

Question 5

Which type of gingival fiber group runs from the cementum coronally to the free gingiva?

Accepted Answer

Dentogingival

Answer

Transseptal

Answer

Circular

Answer

Alveologingival

Question 6

Gingival recession classified as Cairo RT2 indicates:

Accepted Answer

Loss of interproximal attachment less than buccal attachment loss

Answer

No loss of interproximal attachment

Answer

Loss of interproximal attachment equal to or greater than buccal attachment loss

Answer

Complete loss of keratinized tissue

Question 7

Which mucogingival procedure uses a palatal connective tissue graft placed under a split-thickness flap to increase keratinized tissue width?

Accepted Answer

Subepithelial connective tissue graft

Answer

Free gingival graft

Answer

Lateral pedicle flap

Answer

Guided tissue regeneration