Which of the following statement is correct_________________?

Enamel 02/09/2021

A. In cross sections enamel rods appear hexagonal and resembles fish scales
B. The bodies of rods are near occlusal and incisal surfaces, where as the tails point cervically
C. The apatite crystals are parallel to bodies and deviate 65° from the tails
D. All of the above

Related Mcqs:

    Interwining of the enamel rods at the cusp timps and the incisal edges of a tooth is called______________?
    A. Enamel spindles B. Gnarled enamel C. Incremental lies of woven D. Incremental lines of retzius...
    The type of fibrous element in enamel is_____________?
    A. Tono filament B. Keratin like fibre C. Collagen fibre D. Vimentin filament...
    Incremental lines of Retzius appear_____________?
    A. As lines in the enamel running at right angles to the enamel surface B. As lines in the dentin running at right angles to the dentino-enamel junction C. In enamel and follow the apposition pattern D. In dentin and follow the appositional pattern...
    All are true about the striae of retzius except___________?
    A. Constitute the rest lines with in the enamel rods B. Have high inorganic content C. They are areas of increased porosity D. Allow the movement of water and small ions...
    Enamel is laid down______________?
    A. Mainly by odontoblasts B. Mainly by ameloblasts C. Only on odontoblasts D. Only by ameloblasts...

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