Exam III Dental Notes | Actual Questions and Answers Latest Updated
2024/2025 (Graded A+)
What is the difference between traditional GV Black preparations and adhesion dentistry? -
✔✔Adhesion dentistry preserves more healthy tooth structure compared to GV Black preparations.
What allows for chemical bonds to tooth structure and polymerization of acrylics? - ✔✔The -COOH
group in acrylic acid.
What is the property of acrylic acid due to the -COOH group? - ✔✔Hydroplasticity.
What is the difference between chemical bonding and mechanical bonding? - ✔✔Chemical bonding
depends on chemical interaction at the molecular level, while mechanical bonding does not involve
primary bonds and requires a smooth surface.
Which bond breaks to polymerize PMMA? - ✔✔The C=C bond.
What are methacrylates and where are they found? - ✔✔Methacrylates are found in cements and
resins, including HEMA and PMMA.
What are the different types of cement that can be used to cement a porcelain jacket crown? - ✔✔Zinc
phosphate, polycarboxylate, glass ionomer, or resin cement.
What are the primary bonds in zinc phosphate bonds? - ✔✔Friction.
What can polycarboxylate cement form chemical bonds with? - ✔✔Collagen, enamel, set
polycarboxylate cement, and porcelain.
What are some examples of chemical bonds that can form between different dental materials? - ✔✔A
chemical bond may form between composite buildup and resin cement, etched dentin and
polycarboxylate cement, and glass ionomer cement and enamel.
