The periodontal ligament is approximately_____________?

Related Mcqs:

1. 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...

2. 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...

3. Principal fibres of periodontal ligament are attached to_____________?

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

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

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

5. 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...

6. A special feature of the periodontal ligament fibroblasts is______________?

   A. The number or organelles B. Presence of actin fibres and shape change C. size of the cells D. Collagen fibre formation...

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

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

8. Periodontal ligament has predominantly_________?

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

9. Periodontal ligament is made up of____________?

   A. Type I collagen B. Type I and Type III collagen C. Type I and Type II collagen D. Type I and Type IV collagen...

10. Width of the periodontal ligament is least at______________?

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