A. Tuftelin
B. Sheathlin
C. Enamelin
D. Amelogenin
Related Mcqs:
- Ratio of diameter of enamel rods in the DEJ to the enamel surface is______________?
A. 1:4
B. 1:1
C. 1:2
D. 2:1 - Temporary structures in enamel organ are (before enamel formation) ?
A. Enamel knot
B. Enamel cord
C. Both A and B
D. Enamel Cuticle - Smooth surface caries is characterized by spread of caries in enamel and dentin as cones. These alignment in enamel and dentin is____________?
A. Base to base
B. Apex to base
C. Apex to apex
D. None of the above - In mineralization which one of the following is known as Epitaxy ?
A. Booster Mechanism
B. Seeding theory
C. Alkaline Phosphatase theory
D. Cartier/s Adenosine Triphosphate theory - Accentuated incremental lines in dentin due to disturbances in matrix and mineralization process is_____________?
A. Incremental lines of retzius
B. Incremental lines of vonebner
C. Contour lines of owen
D. None of the above - The shallow furrows on the enamel surface, where stria of Retzius end are known as _______________ ?
A. Cracks
B. Pellicle
C. perikymata
D. Enamel lamellae - Most common non protein nitrogenous fraction of blood_____________?
A. Urea
B. Uric acid
C. Urobilinogen
D. Creatinin - 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 - Enamel spindles are formed by______________?
A. Cracks
B. Ameloblasts
C. Odontoblasts
D. Hypocalcified rods - Inorganic content of enamel is about______________?
A. 35%
B. 50%
C. 4%
D. 96%
