Question 382 · LDEK · Irrigation and intracanal medicaments
Which of the following statements concerning the properties of chlorhexidine (CHX) are true?
1) it has strong bactericidal properties;
2) it has bleaching properties;
3) CHX removes the organic part of the smear layer;
4) CHX removes the inorganic part of the smear layer;
5) it has organic tissue dissolving properties.
The correct answer is:
2) it has bleaching properties;
3) CHX removes the organic part of the smear layer;
4) CHX removes the inorganic part of the smear layer;
5) it has organic tissue dissolving properties.
The correct answer is:
- A. 1,3.
- B. 1,4.
- C. 1,2.
- D. 1,5.
- E. only 1.
Hint
Chlorhexidine is valued for only one of these properties; it neither dissolves tissue nor chelates calcium.
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