Which dental tissue doesn’t contain nerves ? A. Bone B. DentinC. Cementum D. Pulp

Which of the following is least mineralized ? A. Cementoid B. Incremental line C. Cellular cementum D. Acellular cementum

Root lengthening is contributed by____________? A. Cellular cementum B. Acellular cementum C. Intermediate cementum D. All of the above

Trauma or excessive occlusal forces causes_____________? A. Hyperplasia of cementum B. Hypertrophy of cementumC. Resorption of cementum D. None of the above

At the CEJ cementum overlaps enamel about____________? A. 55 to 60%B. 60 to 65% C. 65 to 70% D. 70 to 75%

Cementum is_____________? A. Avascular B. Vascular C. Has blood supply initially only D. None of the above

If overgrowth of cementum does not improve the functional qualities of cementum, it is termed as_____________? A. Hyperplasia B. Hypoplasia C. Hypertrophy D. Excementoses

Intermediate cemental layer_____________? A. Does not exhibit features of either dentin of cementum B. Predominantly seen in apical tow thirds of roots of molars and premolars and is rare in incisors or deciduous teeth C. Represents area of entrapment of…

Cementum that forms in conjunction with root end formation and eruption_____________? A. Cellular cementum B. Acellular cementum C. Both of the above D. None of the above

Which of the following is a rare occurrence______________? A. Enamel meet cementum at a pointB. Enamel overlaps cementum C. Cementum overlaps enamel D. Both never meet