- A. Middle
- B. Coronal
- C. Apical
- D. Interradicular
Cementum
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The region in which cementum formation is most rapid is______
-
Intermediate cementum is______
- A. Between enamel and cementum
- B. Found at dentinocemental junction
- C. Apical third
- D. Coronal third
-
Which of the following statement is true_____
- A. Cementum is thinnest at CEJ (20-50μm)
- B. Cementum is thickest towards the apex (150-200μm)
- C. The apical foramen is surrounded by cementum
- D. All of the above
-
Reestablishing the former outline of the root surface is_______
- A. Anatomic repair
- B. Functional repair
- C. Physiological repair
- D. Hyperplasia
-
Which of the following is correct?
- A. Cementum is more resistant to resorption than bone
- B. Bone is more resistant to resorption than cementum
- C. Both are equally resorbable
- D. None of the above
-
If cementum is not formed______
- A. Ankylosis may occur
- B. Exforliation of teeth occur
- C. Delayed eruption
- D. No change occurs
-
Chronic periapical inflammation is usually associated with______
- A. Ankylosis
- B. Resorption of cementum
- C. Hypertrophy of cementum
- D. Hyperplasia of cementum
-
At the cemento enamel junction, which of the following occurs______
- A. Cementum meets enamel
- B. Cementum overlaps enamel
- C. Cementum does not meet enamel
- D. All of the above
-
Which of the following is true______
- A. The uncalcified matrix of cementum is called cementoid
- B. Cementum contain type I collagen predominantly
- C. Cementodentinal junction is sometimes scallopes in deciduous teeth and smooth in permanent teeth
- D. All of the above
-
Acellular cementum is typically found in______
- A. Coronal half of root
- B. Apical half of root
- C. Apex of root
- D. Entire root