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12 Cards in this Set

  • Front
  • Back

Each of the following may be determined from a dental radiograph Except one. Which one?


a.Bone loss

b.Pocket depth

c. Furcation development

d.Local contributing factors

B. Pocket Depth

List four uses of radiographs in the assessment of periodontal diseases?

Imaging supporting bone

Imaging local contributing factors

Imaging anatomical configurations

Evaluating the prognosis and treatment intervention needed

Which of the following terms describes bone loss that occurs in a plane parallel to the CEJ of adjacent teeth?





C. Horizontal

Significant bone loss that results in a radiolucency observed in the area between the roots of multirooted teeth is called?

a. Localized bone loss

b. Interdental Septa

c. Local contributing factors

d. Furcation involvement

D. Furcation Involvement

Radiographs may help to locate each of the following local contributing factors EXCEPT one. Which one

a. Calculus

b. Poorly contoured crown margins

c. Deep Pockets

d. Amalgam overhang

C. Deep Pockets

Excessive occlusal force may result in a widening of the periodontal ligament space

Widening of the periodontal ligament space is called furaction involvement

First statement is true

Second statement is false

Dental radiographs are important because they document the location and depths of periodontal pockets

Dental radiographs serve as a baseline and as a means for evaluating the outcomes of periodontal treatment

First statement is false

Second statement is True

List four limitations of dental radiographs in assessment of periodontal disease

Changes in soft tissues

Cannot distinguish treated versus untreated disease

Actual destruction more advanced clinically

Radiographs are two dimensional images of three dimensional objects

Which of the following would be best for imaging a slight, but generalized periodontal status?

a. Select periapical radiographs using the bisecting technique

b. Select periapical radiographs using the paralleling technique

c. Posterior horizontal bitewings

d. posterior and anterior vertical bitewing radiographs

d. Posterior and Anterior vertical bitewing radiographs

Correct horizontal angulation is needed to accurately image interdental bone loss

Altering the horizontal angulation can reveal additional information regarding interdental bone levels

Both statements are TRUE

Alveolar crest pointed in the anterior region and a radiopaque flat, smooth lamina dura 1.5 to 2.0 mm below the CEJ in the posterior region describes?

a. Case type 1 gingivitis

b. Case Type 2 slight chronic periodontitis

c. Case type 3 Moderate chronic or aggresive periodontitis

d. Case type 4 Advance chronic or aggresive periodontitis

A. Case Type 1 Gingivitis

Radiolucent changes observed on a radiograph such as a fuzzy cupping out of the crestal bone and a blunted appearance of the lamina dura in the anterior region describes?

a. Case type 1 Gingivitis

b. Case Type 2: Slight Chronic Periodontitis

c. Case Type 3: Moderate Chronic or Aggresive Periodontitis

d. Case Type 4: Advance Chronic or Aggresive Periodontitis

B. Case Type 2: Slight Chronic Periodontitis