Question 141 · LDEK · Irrigation and intracanal medicaments
Indicate the true statements regarding sodium hypochlorite (NaOCl):
1) NaOCl can be used during endodontic treatment in a concentration of 0.5-5.25%;
2) heating NaOCl results in its lower efficiency;
3) NaOCl dissolves necrotic and living organic tissue;
4) NaOCl does not show any antibacterial activity.
The correct answer is:
2) heating NaOCl results in its lower efficiency;
3) NaOCl dissolves necrotic and living organic tissue;
4) NaOCl does not show any antibacterial activity.
The correct answer is:
- A. 1,2.
- B. 1,3.
- C. 2,4.
- D. 2,3.
- E. 3,4.
Hint
Consider how temperature affects the chemical activity of hypochlorite and which kinds of tissue it can dissolve.
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