Question 219 · LDEK · Adhesive systems
Phosphoric acid is used for dentin etching and smear layer removal prior to the application of a bonding system of:
- A. IV generation only.
- B. IV or V generation.
- C. IV or VI generation.
- D. V or VI generation.
- E. VI or VII generation.
Hint
Separate etch-and-rinse systems from self-etch systems and recall which generations fall into each group.
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