Category: Enamel

A. Enamel rods
B. Incremental lines of retzius
C. Nasmyth’s membrane
D. Pellicle

A. Retzius line
B. Line of cross striations
C. Incremental lines
D. Line of enamel tufts

A. Enamel spindles
B. Gnarled enamel
C. Incremental lies of woven
D. Incremental lines of retzius

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

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. Tono filament
B. Keratin like fibre
C. Collagen fibre
D. Vimentin filament

A. 25 μ m
B. 50 μ m
C. 75 μ m
D. 100 μ m

A. Each rod is formed by 4 ameloblasts
B. Each ameloblast contributes to 4 different rods
C. Head of the rod is formed by one ameloblasts, and tail is formed by three other ameloblasts
D. All of the above

A. 5 million
B. 7 million
C. 9 million
D. 12 million

A. Enamel
B. Dentin
C. Periodontal ligament
D. Cementum