Oral Histology

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

A. Does not take place once enamel surface and invironment
B. Stops after 2 years of eruption
C. Continues till adult life
D. Continues through out life

A. Enamel
B. Dentin
C. Cementum
D. Pulp

A. Tomes fibres
B. Tomes layer
C. Tomes processes
D. Odontoblastic processes

A. Enamel tufts
B. Enamel lamella
C. Incremental lines of enamel
D. Enamel cuticle

A. Dark and light bands of enamel seen in longitudinal ground section
B. Dark and light bands of enamel seen in horizontal ground section
C. Dark and light brands of dentin seen in longitudinal section
D. Dark and light bands of dentin seen in horizontal

A. 66%
B. 76%
C. 86%
D. 96%

A. Tuftelin
B. Sheathlin
C. Enamelin
D. Amelogenin

A. Same as dentin crystals
B. Contains organic portion in the center
C. Roughly texagonal in shape
D. Their diameter is about 5 microns in size

A. Bone
B. Enamel
C. Gingiva
D. Dentin