The commonly used laser for curing composite resin is______________?
Correct answer: C. Argon
- A. Nd:YAG
- B. CO2
- C. Argon
- D. ER:YAG
Explanation
Argon laser emits blue-green light that can activate photoinitiators in composite resin, so it was used for light curing. Nd:YAG, CO2 and Er:YAG lasers are mainly associated with tissue or hard-tissue procedures rather than routine composite curing.
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Practise Restorative Materials
115 free Restorative Materials MCQs from Dental Materials, each with the correct answer and an explanation. Unlimited attempts, no account needed.
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