A. Prevent extrusion
B. Prevent rotation
C. Maintains the mesiodistal width
D. All of the above
Related Mcqs:
- Bone adjacent to periodontal ligament that contains a great number of sharpey’s fibres is known as______________?
A. Lamina dura
B. Bundle bone
C. Lamina propria
D. Lamina densa - Principal fibres of periodontal ligament are attached to_____________?
A. Alveolar bone proper
B. Bundle bone
C. Lamellar bone
D. Cortical bone - Fibres of periodontal ligament embedded in the bone are_____________?
A. Sharpey’s fibres
B. Tomes fibres
C. Elastic fibres
D. Ray’s fibres - Fibres which continue from bone to ligament are_____________?
A. Sharpey’s fibres
B. Tome’s fibres
C. Ray’s fibres
D. All of the above - Fibres which continue from bone to ligament are_______________?
A. Sharpey’s fibres
B. Tome’s fibres
C. Ray’s fibres
D. All of the above - The most abundant principle fibre group in periodontal ligament is____________?
A. Horizontal
B. Transeptal
C. Apical
D. Oblique - The main function of HDL is____________?
A. Transport cholesterol from liver to peripheral tissues
B. Esterification with PUFA
C. Both of the above
D. None of the above - 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 - 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 - 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
