Podcast
Questions and Answers
What is the shape of the dentinal tubules in the root?
What is the shape of the dentinal tubules in the root?
- Straight
- Sinusoidal
- Gentle curve
- S-shaped (sigmoid) (correct)
Where are the branches of the dentinal tubules near the terminals referred to as?
Where are the branches of the dentinal tubules near the terminals referred to as?
- Terminal branches (correct)
- Peripheral branches
- Primary branches
- Secondary branches
In which part of the tooth are the tubules almost straight?
In which part of the tooth are the tubules almost straight?
- Incisal edges and cusps (correct)
- Root tip
- Junctions
- Crown
How do the tubules end with respect to the dentinoenamel and dentinocementum junctions?
How do the tubules end with respect to the dentinoenamel and dentinocementum junctions?
What is the variation in thickness of dentin mentioned in the text?
What is the variation in thickness of dentin mentioned in the text?
Starting at right angles from the pulpal surface, the first convexity of this doubly curved course is directed toward the ______ of the tooth
Starting at right angles from the pulpal surface, the first convexity of this doubly curved course is directed toward the ______ of the tooth
Near the root tip and along the incisal edges and cusps, the tubules are almost ______
Near the root tip and along the incisal edges and cusps, the tubules are almost ______
The dentin ranges in thickness from 3 to 10 mm or ______
The dentin ranges in thickness from 3 to 10 mm or ______
The terminal branching is more profuse in the root dentin than in the ______ dentin
The terminal branching is more profuse in the root dentin than in the ______ dentin
Dentin showed variation in thickness between the sexes, it was thicker in boys than girls of similar age group and this increased during ______
Dentin showed variation in thickness between the sexes, it was thicker in boys than girls of similar age group and this increased during ______
Over their entire lengths, the tubules exhibit minute, relatively regular secondary curvatures that are ______ in shape
Over their entire lengths, the tubules exhibit minute, relatively regular secondary curvatures that are ______ in shape
The course of the dentinal tubules follows a gentle curve in the crown, less so in the root, where it resembles a gentle S (________ course) in shape
The course of the dentinal tubules follows a gentle curve in the crown, less so in the root, where it resembles a gentle S (________ course) in shape
The dentin ranges in thickness from 3 to 10 mm or ______
The dentin ranges in thickness from 3 to 10 mm or ______
Dentin thickness varied not only from tooth to tooth but also in different surfaces of the same ______
Dentin thickness varied not only from tooth to tooth but also in different surfaces of the same ______
The tubules are longer than the dentin, and are thick because they curve through ______
The tubules are longer than the dentin, and are thick because they curve through ______
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