Medical multiple-choice questions here cover topics like Oral Histology MCQs, with answers and explanations for medical students. Oral histology MCQs with answers pdf, oral histology books pdf and oral cavity histology. Oral Pathology & Medicine
Maximum amount of phosphate is seen in ______ ?
A. Gingiva
B. Dentin
C. Bone
D. EnamelWhich of the following is correct about enamel crystals?
A. Contains organic portion in the center
B. Their diameter is about 5 microns in size
C. Roughly texagonal in shape
D. Same as dentin crystalsNon acidic, nonionic protein which helps in enamel mineralization _____ ?
A. Amelogenin
B. Enamelin
C. Tuftelin
D. SheathlinPercentage of inorganic matter in fully developed enamel is about _____ ?
A. 86%
B. 96%
C. 66%
D. 76%Type of fibrous element in enamel is ______ ?
A. Keratin like fibre
B. Vimentin filament
C. Tono filament
D. Collagen fibreSpecific gravity of enamel is ____ ?
A. 4.8
B. 2.3
C. 3.8
D. 2.8Length of enamel rods is _____ ?
A. Equal to the thickness of enimal
B. Less than the thickness of enamel
C. Greater than the thickness of enamel
D. None of themThin leaf like structures that extend from enamel surface in to DEJ are ______ ?
A. Enamel tufts
B. Perikymata
C. Enamel spindles
D. Enamel lamellaHertwig’s root sheath is formed from _____ ?
A. Stellate reticulum
B. Outer enamel epithelium
C. Cervical loop
D. Stratum inter mediumMoth eaten appearance of of enamel is seen in ___ ?
A. Mottled enamel
B. Odontodysplasia
C. Amelogenisis stage
D. Desmolytic stage