02.nanomaterials in dentistry

1. What are nanomaterials?

• A. Materials used in aircrafts
• B. Materials with particle size < 100 nm
• C. Materials used in construction
• D. Materials used in clothing

2. How do nanomaterials benefit dentistry?

• A. Enhanced material strength
• B. Faster treatment times
• C. Increased patient comfort
• D. All of the above

3. Which nanomaterial is commonly used in dental fillings?

• A. Titanium dioxide
• B. Hydroxyapatite
• C. Silica nanoparticles
• D. Zinc oxide nanoparticles

4. What property makes nanomaterials useful for dentistry?

• A. Optical transparency
• B. Antimicrobial activity
• C. High electrical conductivity
• D. Superconductivity

5. Which nanomaterial has shown potential for bone regeneration?

• A. Silver nanoparticles
• B. Zinc oxide nanoparticles
• C. Hydroxyapatite nanoparticles
• D. Gold nanoparticles

6. How do nanomaterials improve dental restorations?

• A. Increased durability
• B. Improved aesthetics
• C. Better adhesion to tooth enamel
• D. All of the above

7. Which nanomaterial is used to enhance the properties of dental composites?

• A. Iron oxide nanoparticles
• B. Zinc oxide nanoparticles
• C. Silicon nanoparticles
• D. Aluminum nanoparticles

8. How do nanoparticles improve the effectiveness of dental implants?

• A. Promote osseointegration
• B. Prevent bacterial colonization
• C. Reduce healing time
• D. Minimize implant rejection

9. Which nanomaterial is used for antimicrobial coatings in dentistry?

• A. Gold nanoparticles
• B. Silver nanoparticles
• C. Titanium dioxide nanoparticles
• D. Iron oxide nanoparticles

10. What is the primary challenge in the use of nanomaterials in dentistry?

• A. Limited availability
• B. High cost
• C. Ethical concerns
• D. Potential toxicity