Cementum Mcqs
Q.1: Cementum_____________?
A. Is derived from the sheath of hertwig%
B. Is acellular in the apical third of the tooth-
C. Often overlaps the enamel
D. Does not contain collagen fibres
Q.2: Butt joint in cementoenamel junctions seen is _________% of cases?B
A. 10%
B. 30%
C. 60%
D. 90%
Q.3: Inorganic content of cementum is_____________?.
A. Less than bone
B. More than bone
C. Equal to that of bone
D. More than that of enamel
Q.4: At the cemento enamel junction, which of the following occurs_____________?K
A. Cementum meets enamel
B. Cementum overlaps enamel
C. Cementum does not meet enamel
D. All of the above
Q.5: Acellular cementum is typically found in_____________?6
A. Coronal half of root
B. Apical half of root
C. Apex of root
D. Entire root
Q.6: Which of the following is true______________?-
A. The uncalcified matrix of cementum is called cementoid6
B. Cementum contain type I collagen predominantly.
C. Cementodentinal junction is sometimes scallopes in deciduous teeth and smooth in permanent teeth`
D. All of the above
Q.7: If cementum is not formed______________?(
A. Ankylosis may occur
B. Exforliation of teeth occur
C. Delayed eruption
D. No change occurs
Q.8: Chronic periapical inflammation is usually associated with____________?G
A. Ankylosis
B. Resorption of cementum
C. Hypertrophy of cementum
D. Hyperplasia of cementum
Q.9: Which of the following is correct?"
A. Cementum is more resistant to resorption than bone2
B. Bone is more resistant to resorption than cementum2
C. Both are equally resorbable
D. None of the above
Q.10: Intermediate cementum is___________?$
A. Between enamel and cementum
B. Found at dentinocemental junction!
C. Apical third
D. Coronal third

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