Question 356 · LDEK · Pulp chamber and root canal anatomy
Indicate the true statements concerning C-type root canals:
1) their incidence depends on ethnicity;
2) most often occur in the first molars of the upper jaw;
3) the root canal orifice is located below the tooth's neck;
4) roots containing C-type canals are short and barrel-shaped;
5) category III in the Molton C-type canals classification concerns one wide canal extending from the bottom of the chamber to the root apex.
The correct answer is:
2) most often occur in the first molars of the upper jaw;
3) the root canal orifice is located below the tooth's neck;
4) roots containing C-type canals are short and barrel-shaped;
5) category III in the Molton C-type canals classification concerns one wide canal extending from the bottom of the chamber to the root apex.
The correct answer is:
- A. 1,3.
- B. 2,4.
- C. 3,5.
- D. 1,4.
- E. 2,5.
Hint
Recall which tooth most often has C-shaped canals, how deep its chamber floor lies, and which Melton category is the continuous C.
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