RAD Chapter 33

In the practice of dentistry, ___________ is probably the most frequent reason for taking dental images.

• periodontitis

• caries

A dental image is most useful for detection of _________ caries.

• occlusal

• interproximal

A carious lesion appears _________ on a dental image.

• radiopaque

• radiolucent

You suspect your patient has caries in the molar regions. Which of the following dental images should you take?

• Periapical

• Bite-wing

____________ caries are found between two teeth.

• Interproximal

• Lingual

On a dental image, interproximal caries are typically seen at or just below the

• marginal ridge.

• contact point.

Which of the following interproximal lesions does not involve the dentin, but is does extend more than half way through the enamel?

• Incipient

• Moderate

You are viewing your patient’s bite-wing images. He has an interproximal carious lesion that is almost to the pulp. What is the classification of the lesion?

• III

• IV

Which of the following carious occlusal lesions cannot be found on a dental image and must be identified clinically?

1. Incipient

2. Moderate

3. Severe

• 2, 3

• 1 only

Buccal or lingual caries appear as a _____________________ on dental images.

• radiopaque triangle

• radiolucent small circle