Laser in medicine
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Questions and Answers

What is the most common procedure performed with dental lasers?

  • Restorative indications
  • Laser teeth whitening
  • Periodontal packing
  • Gingivectomy (correct)
  • What is the main advantage of diode lasers over other laser types?

  • Smaller setup and lower price (correct)
  • Reduced pain
  • Faster healing
  • Better precision
  • What is the goal of laser teeth whitening?

  • To remove stains from teeth
  • To reduce discoloration and make teeth look whiter (correct)
  • To treat periodontal disease
  • To remove gum tissue
  • What is the name of the laser type that is commonly used for laser teeth whitening?

    <p>Not mentioned in the text</p> Signup and view all the answers

    What is the effect of the laser on the bleaching gel in laser teeth whitening?

    <p>It heats up the gel</p> Signup and view all the answers

    What is a common reason for tooth discoloration?

    <p>All of the above</p> Signup and view all the answers

    What is the primary function of a laser in laser teeth whitening?

    <p>To activate the bleaching gel</p> Signup and view all the answers

    What is the result of using laser gingivectomy?

    <p>Rapid healing and reduced pain</p> Signup and view all the answers

    What is the name of the procedure that involves the use of a bleaching gel and a laser?

    <p>Laser teeth whitening</p> Signup and view all the answers

    What is the acronym 'LASER' stand for?

    <p>Light Amplification by Stimulated Emission of Radiation</p> Signup and view all the answers

    What is the process by which an excited atom returns to its ground state and emits a photon?

    <p>Stimulated emission</p> Signup and view all the answers

    What is the purpose of gum reshaping or contouring?

    <p>To make teeth look larger</p> Signup and view all the answers

    What type of anesthetic is used for gum reduction surgery?

    <p>Local anesthesia</p> Signup and view all the answers

    What is the typical characteristic of a laser beam in terms of direction?

    <p>Uni-directional</p> Signup and view all the answers

    What is the result of population inversion in a laser?

    <p>More atoms in the excited state</p> Signup and view all the answers

    What is the purpose of surgical gingivectomy?

    <p>To remove excess gum tissue</p> Signup and view all the answers

    What is the term for the energy absorbed by an electron when it moves to a higher energy level?

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

    What is used to clean the area after the surgical gingivectomy procedure?

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

    What is the process by which an electron moves from a higher energy level to a lower energy level, emitting a photon?

    <p>De-excitation</p> Signup and view all the answers

    How long is the surgical dressing typically left in place after the procedure?

    <p>A week</p> Signup and view all the answers

    What type of surgery involves the use of a laser, scalpel, or radiosurgery?

    <p>Gum reduction surgery</p> Signup and view all the answers

    What is the frequency of a laser beam?

    <p>Single frequency</p> Signup and view all the answers

    What is an application of lasers in medicine?

    <p>Eye surgery</p> Signup and view all the answers

    What is the power range of laser pointers?

    <p>1-5 mW</p> Signup and view all the answers

    What is a common use of lasers in everyday technology?

    <p>All of the above</p> Signup and view all the answers

    What is the most powerful laser produced, and where was it produced?

    <p>1.3 PW, at Lawrence Livermore Lab</p> Signup and view all the answers

    What is the purpose of a surgical dressing or pack in gum reduction surgery?

    <p>To protect the area</p> Signup and view all the answers

    Diode lasers are the most expensive type of laser.

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

    Laser teeth whitening is a procedure that can be done at home.

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

    Laser gingivectomy is a procedure used for restorative purposes only.

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

    Nd:YAG laser is a type of laser used for dental applications.

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

    CO2 laser is used for teeth whitening.

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

    Tooth discoloration can be caused by consuming certain foods and drinks.

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

    Laser teeth whitening involves the use of a bleaching gel and a scalpel.

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

    Diode lasers are used for laser teeth whitening.

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

    Laser gingivectomy is a procedure that typically requires periodontal packing or sutures.

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

    Laser teeth whitening can only be done on natural teeth.

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

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