ADEX Dental Hygiene Periodontal Concepts Questions and Answers

Question 1

A patient presents with moderate periodontitis. According to the 2017 AAP classification system, which factor is the PRIMARY determinant for assigning the initial Stage (I-IV) of periodontitis?

Accepted Answer

Clinical Attachment Loss (CAL)

Answer

Probing depth measurements

Answer

Radiographic bone loss percentage

Answer

Presence of bleeding on probing

Question 2

The primary objective of non-surgical periodontal therapy (NSPT) is to:

Accepted Answer

Remove and control microbial biofilms and their byproducts.

Answer

Regenerate lost alveolar bone.

Answer

Eliminate all periodontal pathogens from the oral cavity.

Answer

Create a smooth root surface to promote new cementum formation.

Question 3

A patient with a history of periodontitis returns for a maintenance appointment. Which of the following findings would indicate disease progression and place them in Grade C (Rapid Progression) according to the AAP staging and grading system?

Accepted Answer

Radiographs show ≥2 mm of bone loss over a 5-year period.

Answer

The patient is a smoker of 5 cigarettes per day.

Answer

Radiographs show 1 mm of bone loss over the past 5 years.

Answer

The patient has heavy biofilm deposits with minimal destruction.

Question 4

A patient presents with a localized, painful, swollen lesion on the lateral aspect of tooth #14, which has a 7mm periodontal pocket. The tooth tests vital. What is the MOST likely diagnosis?

Accepted Answer

Periodontal abscess

Answer

Gingival abscess

Answer

Periapical abscess

Answer

Pericoronal abscess

Question 5

Which of the following microorganisms acts as a critical bridging species between early and late colonizers in the development of mature dental plaque biofilm?

Accepted Answer

Fusobacterium nucleatum

Answer

Streptococcus sanguinis

Answer

Porphyromonas gingivalis

Answer

Aggregatibacter actinomycetemcomitans

Question 6

An increase in which component within the Gingival Crevicular Fluid (GCF) is MOST indicative of active periodontal tissue destruction and inflammation?

Accepted Answer

Host-derived enzymes like MMP-8

Answer

Albumin

Answer

Keratinocytes

Answer

Glucose concentration

A patient presents with moderate periodontitis.According to the 2017 AAP classification system, which factor is the PRIMARY determinant for assigning the initial Stage (I-IV) of periodontitis?

A patient presents with moderate periodontitis.
According to the 2017 AAP classification system, which factor is the PRIMARY determinant for assigning the initial Stage (I-IV) of periodontitis?