Sharpey’s fibres are derived from_____________?
Sharpey’s fibres are derived from_____________? A. Hertwig’s root sheath B. Epithelial rests of malassez C. Alveolar boneD. Dental follicle
Sharpey’s fibres are derived from_____________? A. Hertwig’s root sheath B. Epithelial rests of malassez C. Alveolar boneD. Dental follicle
Periodontal ligament has predominantly_________? A. Type II collagen fibres B. Oxytalan fibres C. Elastic fibresD. Type I collagen fibres
Which of the following groups of fibres are not attached to alveolar bone ? A. Transseptal B. Horizontal C. Oblique D. Apical
The most abundant principle fibre group in periodontal ligament is____________? A. Horizontal B. Transeptal C. ApicalD. Oblique
In mammals independent and tough suspension for teeth is provided by____________? A. Alveolar sockets B. Cementum C. Gubernacular cordsD. Periodontal membrane
Group of fibres, which resist the masticatory forces___________? A. Dentogingival B. TranseptalC. Oblique D. Horizontal
Fibres of periodontal ligament embedded in the bone are_____________? A. Sharpey’s fibres B. Tomes fibres C. Elastic fibres D. Ray’s fibres
The attached apparatus of tooth is composed of______________? A. Gingiva, cementum and alveolar bone B. Gingiva and cementum C. Cementum and periodontal ligamentD. Peridontal ligament the cementum and the alveolar bone
Age changes in periodeontal ligament include which of the following ? A. Increased fibroplasia B. Increased vascularity C. Increased thickness D. Decreased in number of cementicles
Collagen molecule exhibits all of the following features except_____________? A. Triple pleated sheath B. Mostly contains glycine residues C. Exhibit cross striations at 64 μmD. Intracellular in nature