Multiple Choice
For caries to be imaged on a radiograph, approximately what percentage of calcium and phosphorus of the tooth structure must be lost?
A) 20-30 percent
B) 30-40 percent
C) 40-50 percent
D) 50-60 percent
Correct Answer:

Verified
Correct Answer:
Verified
Q40: Which of the following conditions resembles caries
Q41: Early occlusal, buccal, lingual, and cemental caries
Q42: Recurrent caries appears as a radiolucency adjacent
Q43: What is the name of the optical
Q44: How do caries appear radiographically compared to
Q45: Which of the following statements regarding radiographic
Q46: Nonmetallic radiolucent restorations may mimic decay radiographically.
Q48: Which of these statements is FALSE?<br>A) Cemental
Q49: Root caries develops between the enamel border
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