Dental Alloys and Metals in Dentistry
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Questions and Answers

Why are alloys preferred over single elements for dental restorations?

  • Single elements have a higher risk of corrosion in the oral environment.
  • Alloys have better properties, such as strength and wear resistance. (correct)
  • Single elements are more difficult to manipulate in dental procedures.
  • Alloys are cheaper to use in dental restorations.
  • Why are noble metals like gold, palladium, and platinum common in dental casting alloys?

  • They are more cost-effective than base metals.
  • Base metals are not suitable for dental restorations.
  • Noble metals are easier to manipulate during dental procedures.
  • Noble metals are resistant to corrosion in the oral cavity. (correct)
  • What is the role of base metals in dental casting alloys?

  • Base metals improve the taste of dental restorations.
  • Base metals have no impact on the properties of dental restorations.
  • Base metals increase the risk of corrosion in the oral environment.
  • Base metals provide strength, flexibility, and wear resistance to dental restorations. (correct)
  • Why are pure base metals almost never used for dental restorations?

    <p>Pure base metals are more prone to corrosion in the oral environment.</p> Signup and view all the answers

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