Which of the following is not the principle fibre group of the periodontal ligament___________?

Related Mcqs:

1. The most abundant principle fibre group in periodontal ligament is____________?

   A. Horizontal B. Transeptal C. Apical D. Oblique...

2. All of the following cells of periodontal ligament are of mesenchymal origin except______________?

   A. Fibroblasts B. Multi totipotent cells C. Cementoblasts D. Cell rests of malassez...

3. The vascular supply of the periodontal ligament is______________?

   A. Greatest in the middle-third of a single rotted tooth B. Greatest in the middle-third of a multirooted tooth C. A net like plexus that runs closer to the cementum than to the bone D. A net like plexus that runs closer to the bone than to the cementum...

4. Principal fibres of periodontal ligament are attached to_____________?

   A. Alveolar bone proper B. Bundle bone C. Lamellar bone D. Cortical bone...

5. The rest of malassez in the periodontal ligament are derived from_____________?

   A. Dental pulp B. Lamina propria C. Odontogenic epithelium D. Vestibular lamina...

6. Narrowing of periodontal ligament in labially placed mandibular canine with age is due to_____________?

   A. Due to deposition of cementum and bone B. Down growths of gingival epithelium C. Gingival cysts formed from cell rests D. Reversal of function of horizontal and oblique fibres...

7. Fibres of periodontal ligament embedded in the bone are_____________?

   A. Sharpey’s fibres B. Tomes fibres C. Elastic fibres D. Ray’s fibres...

8. Periodontal ligament has predominantly_________?

   A. Type II collagen fibres B. Oxytalan fibres C. Elastic fibres D. Type I collagen fibres...

9. Width of the periodontal ligament is least at______________?

   A. Cervical third B. Apical third C. Fulcrum of rotation D. It has uniform width...

10. The periodontal ligament is approximately_____________?

    A. 0.25 mm in thickness B. 0.5 mm in thickness C. 0.75 mm in thickness D. mm in thickness...