Causes of Operative Pain in Dentistry
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Questions and Answers

What type of cutting instruments produce more pain if they are dull?

  • Laser cutting instruments
  • Rotary cutting instruments
  • Hand cutting instruments (correct)
  • Serrated cutting instruments
  • Why is the usage of coolant essential in high-speed cutting devices?

  • To reduce vibration
  • To prevent pulp damage (correct)
  • To eliminate pain completely
  • To decrease the rotational speed of the instruments
  • What can blunt rotary cutting instruments produce more of, leading to increased pain?

  • Coolant
  • Vibration
  • Dentinal tubules
  • Friction (correct)
  • The temperature rise during cutting with rotary instruments can reach up to how many degrees celsius at the micro-contact area?

    <p>100°C</p> Signup and view all the answers

    What lowers the pain threshold for the patient during dental procedures?

    <p>Vibration</p> Signup and view all the answers

    What is the range of vibrations that most patients can tolerate?

    <p>150-200 cps</p> Signup and view all the answers

    What effect is produced on the pulp by using an air jet alone?

    <p>Odontoblastic migration into dentinal tubules</p> Signup and view all the answers

    What devices are mentioned as being absent of vibrations, considered advantageous due to this?

    <p>High speed devices</p> Signup and view all the answers

    Which of the following is NOT mentioned as a procedure that produces an unpleasant sensation during tooth preparation?

    <p>Applying local anesthesia</p> Signup and view all the answers

    Which type of disinfectants are contraindicated in deep cavities nowadays according to the text?

    <p>Strong disinfectants</p> Signup and view all the answers

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