Which Event Does Not Alter the Aesthetics of Existing Composite

question 48

Multiple Choice

Which event does not alter the aesthetics of existing composite restorations?

• A)Whitening techniques
• B)Extensive tea exposure
• C)Acidulated phosphate fluoride (APF) application
• D)Tobacco use
• E)Gum chewing

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Definitions:

α-Helix

An α-Helix is a common motif in the secondary structure of proteins, characterized by a right-handed coil with each amino acid residue linked by hydrogen bonds.

Fibrous Protein

Proteins with a long, filamentous shape, such as collagen or keratin, which provide structural support for cells and tissues.

Elasticity

The ability of a material to resume its normal shape after being stretched or compressed, a key property in both biological and synthetic materials.

Hydrophobic Interactions

The tendency of hydrophobic substances to cluster together due to strong cohesive interactions among surrounding water molecules.