American Board of General Dentistry (ABGD) Practice Exam 2025 – The All-in-One Resource to Master Your Exam!

The effectiveness of light-cured adhesives during the curing process is dependent on multiple factors that all significantly contribute to the efficacy of polymerization.

The wavelength of light emitted is critical because light-cured adhesives contain photoinitiators that require specific wavelengths for activation. If the wavelength emitted by the curing light does not match the absorption spectrum of the photoinitiators, polymerization will be inefficient or incomplete.

The intensity of the light applied plays a vital role as well, as higher light intensity generally results in faster curing times and more complete polymerization. Insufficient light intensity can lead to inadequate curing, which compromises the adhesive's performance.

Additionally, the duration of exposure to light is equally important. Longer exposure times can help ensure that the adhesive is fully cured, particularly in areas that may receive less light, such as in deeper cavities or areas shielded by dentin.

Therefore, all these factors – the wavelength, the intensity, and the duration of light exposure – work together to ensure that light-cured adhesives achieve optimal performance, making the complete answer essential for understanding the curing process.