Question 1 (part 2) · LDEK · Root cementum
Choose false statements regarding the root cementum, cementum:
- A. the layer directly covering the root cementum is acellular.
- B. it is the softest, from all mineralised tooth tissues, which covers the root surface on its whole length.
- C. root cementum covers directly the root dentin.
- D. slow layering of cementum, which causes the narrowing and, in some cases, even closing of the apex, happens with age.
- E. layer of root cementum in the apical area expands three times between the 10th and 70th year of age.
Hint
Recall which type of cementum is laid down first on the root dentin during root formation and which type forms later on top of it.
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