Dentin

A. Mantle dentin
B. Circumpulpal dentin
C. Predentin
D. Secondary dentin

A. Peritubular dentin
B. Inter tubular dentin
C. Dentinal tubules
D. Circum pulpal dentin

A. Dentinal tubules
B. Coarse fibril bundles arranged at right angle to the dentinal surface
C. Black in transmitted light and white in reflected light
D. White in transmitted light and dark in reflected light

A. Concave
B. Straight
C. S0shaped
D. None of the above