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What is the primary use of citric acid in dental procedures?
To preserve tooth structure
To soften tissue
To enhance tooth enamel
To prevent bacterial growth
The correct answer is: To soften tissue
Citric acid is primarily used in dental procedures to soften tissue, primarily in the context of root canal therapy or periodontal treatments. Its acidic properties allow it to dissolve mineralized tissue, which can be beneficial when preparing root canals or debridement in periodontal care. By softening and dissolving the hard tissues, citric acid helps in better cleaning and shaping of the affected areas, making it easier for dental professionals to remove debris and infected material. While other options like preservation of tooth structure and enhancing tooth enamel are important aspects of dental care, these functions are not the primary applications of citric acid. Preserving tooth structure may involve different materials or techniques, and while some agents can contribute to enamel repair, citric acid is not one of them. Additionally, although citric acid has some efficacy in preventing bacterial growth due to its acidic nature, its main application in dentistry revolves around softening hard tissues rather than serving as a broad-spectrum antibacterial agent.