A. Bone
B. Acellular cementum
C. Enamel
D. None of the above
Physically and chemically, the dentin is closely related to______________? Read More »
Dentin, Medical Mcqs, Oral Histology A. 1/2 that of enamel
B. 1/7 that of enamel
C. 1/4 that of enamel
D. 1/5 that of enamel
The microhardness of dentin is about____________? Read More »
Dentin, Medical Mcqs, Oral Histology A. Pulpal end
B. Cusp tip
C. Tooth bud stage
D. Cervical area
Dentinogenesis by odontoblasts first begins at_____________? Read More »
Dentin, Medical Mcqs, Oral Histology A. Mantle dentin
B. Circumpulpal dentin
C. Predentin
D. Secondary dentin
The zone of dentin most recently formed and uncalcified is known as____________? Read More »
Dentin, Medical Mcqs, Oral Histology A. They elicit pain to hot and cold
B. They elicit pain to touch and pressure
C. They elicit pain to chemicals
D. Elicit only pain as a response
The dentin receptors are unique because_____________? Read More »
Dentin, Medical Mcqs, Oral Histology A. Cavity preparation
B. Dehydration
C. Water irrigation
D. None of the above
Mirgration of odontoblasts into dentinal tubules occurs during ________________? Read More »
Dentin, Medical Mcqs, Oral Histology A. Mantle dentin
B. Circumpulpal dentin
C. Predentin
D. Secondary dentin
The dentin adjacent to the dentinoenamel junction is called the______________? Read More »
Dentin, Medical Mcqs, Oral Histology A. Peritubular dentin
B. Inter tubular dentin
C. Dentinal tubules
D. Circum pulpal dentin
Which of the following dentinal layers is more mineralized______________? Read More »
Dentin, Medical Mcqs, Oral Histology 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
Dead tracts in ground section appears as_____________? Read More »
Dentin, Medical Mcqs, Oral Histology A. Concave
B. Straight
C. S0shaped
D. None of the above
Dentinal tubules are______________? Read More »
Dentin, Medical Mcqs, Oral Histology