Dentinogensis imperfecta differs from amelogenesis imperfecta in that, the former is_____________?
Correct answer: D. Characterized by calcification of pulp chambers and the root canals of the teeth
- A. A hereditary disturbance
- B. The result of excessive fluoride ingestion
- C. The result of faulty enamel matrix formation
- D. Characterized by calcification of pulp chambers and the root canals of the teeth
Explanation
Dentinogenesis imperfecta may show obliteration or marked narrowing of the pulp chambers and root canals because abnormal dentin continues to be deposited. Both disorders are hereditary, whereas defective enamel-matrix formation characterizes amelogenesis imperfecta.
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