Calcium hydroxide is used in deep cavities in order to:
Correct Answer: Form dentin bridge
Description: A deep caries excavation close to the pulp, which may result in either an undetected pulpal exposure or a visible pulpal exposure, should be covered with a calcium hydroxide liner that can stimulate formation of dentin bridges (reparative dentin) over the exposure.
If used, the calcium hydroxide liner should always be covered with a glass ionomer or resin-modified glass ionomer liner before the tooth is restored.
Sturdevant's Art and Science of Operative Dentistry. Edition 6. Page: 83
Category:
Dental
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