Endodontics Lecture 1: Root Canal Anatomy

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Last updated 6:06 PM on 8/22/26
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39 Terms

1
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Main

What root canal type is 1?

2
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Collateral

What root canal type is 2?

3
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Lateral

What root canal type is 3?

4
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Secondary

What root canal type is 4?

5
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Accessory

What root canal type is 5?

6
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Recurrent

What root canal type is 6?

7
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Isthmus

What root canal type is 7?

8
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Lateral

What root canal type is 8?

9
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Apical Delta

What root canal type is 9?

10
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Main

What root canal type is 1?

11
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Collateral

What root canal type is 2?

12
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Lateral

What root canal type is 3?

13
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Secondary

What root canal type is 4?

14
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Accessory

What root canal type is 5?

15
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Recurrent

What root canal type is 6?

16
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Isthmus

What root canal type is 7?

17
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Lateral

What root canal type is 8?

18
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Apical Delta

What root canal type is 9?

19
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Dilaceration

What is an abrupt deviation in the long axis of the root/crown called?

20
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Isthmus

What is a narrow connection between two canals in the same root called?

21
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I

What Vertucci classification is this?

22
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II

What Vertucci classification is this?

23
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III

What Vertucci classification is this?

24
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IV

What Vertucci classification is this?

25
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V

What Vertucci classification is this?

26
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VI

What Vertucci classification is this?

27
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VII

What Vertucci classification is this?

28
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VIII

What Vertucci classification is this?

29
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Type I

What Weine classification is this?

30
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Type II

What Weine classification is this?

31
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Type III

What Weine classification is this?

32
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Type IV

What Weine classification is this?

33
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IV

Which Vertucci classification is equivalent to Weine Type III?

34
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Apical constriction

What part of the root serves as the natural stop during cleaning and shaping?

35
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Apical constriction

What is the narrowest part of the root canal system?

36
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Anatomic apex

Where is the apical constriction located?

37
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Preferred reference for shaping, irrigating, and obturation

What is the clinical significance of the apical constriction?

38
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0.59 mm

According to Burch & Hulen, 92% of major foramina deviate from the anatomic apex by an average of what length?

39
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0.5 - 0.65 mm

According to Kuttler, the CDJ is located how far from the radiographic apex?