Photo-Occlusion T-Scan System: Qualitative Method
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Questions and Answers

What is the primary purpose of recording jaw relations?

  • To control the undesirable effects of rotational force on the prosthesis
  • To create and maintain consistent relationships between teeth (correct)
  • To prevent the deflective contacts of the teeth in the centric and eccentric closures
  • To ensure a balanced distribution of occlusal forces

    • Which factor influences the accuracy of an interocclusal record?

  • Recording technique
  • Muscular action
  • Material properties
  • Reliability of the mandibular position influenced by the occlusal contacts (correct)

    • What are maxillo-mandibular records used for?

  • To maintain consistent relationships between jaws
  • To ensure a balanced distribution of occlusal forces
  • To control the undesirable effects of rotational force on the prosthesis (correct)
  • To create and maintain consistent relationships between teeth

    • What is the purpose of using facebow?

    <p>To ensure a balanced distribution of occlusal forces</p> Signup and view all the answers

    Which method is used for evaluating occlusal relationships?

    <p>Quantitative Method: Evaluating occlusal relationships, the sequence and density of the contacts can be differentiated</p> Signup and view all the answers

    Which factor can influence the reliability of mandibular position in an interocclusal record?

    <p>Tissue changes within the joints</p> Signup and view all the answers

    What goal does obtaining and transferring occlusal records aim to achieve?

    <p>Maintaining consistent relationships between jaws</p> Signup and view all the answers

    Which method is not suitable for evaluating occlusal relationships?

    <p>Silk strip</p> Signup and view all the answers

    What is the primary function of a face-bow in dentistry?

    <p>Determining the patient’s condylar position</p> Signup and view all the answers

    How is the centric relation defined?

    <p>The relationship of the mandible to the maxilla when the properly aligned condyle-disc assemblies are in the most superior – anterior position against the eminentiae.</p> Signup and view all the answers

    What is the disadvantage of using a face-bow in dentistry?

    <p>Extra staff is needed.</p> Signup and view all the answers

    Which material is used for interocclusal records due to its limited resistance and minimal dimensional change?

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

    What is the purpose of interlocking recording through the remaining posterior teeth?

    <p>To achieve a natural closure of the patient by mutual transfer of models.</p> Signup and view all the answers

    In which situation would wax interlocking recording be performed?

    <p>When mutual teeth do not correspond mutually so that the model can be closed off.</p> Signup and view all the answers

    What does a transfer guide help with?

    <p>Recording the spatial relationship of the maxillary arch to some anatomic reference points.</p> Signup and view all the answers

    What would be the outcome of tightly fixing the fork to the main body in using a face-bow?

    <p>Determining the patient’s condylar position.</p> Signup and view all the answers

    What are maxilla-mandibular records used for in dentistry?

    <p>Identifying the relationship between the maxilla and mandible for accurately recording occlusal contact relationships.</p> Signup and view all the answers

    What does a Kinematic Face-bow help in determining?

    <p>The patient’s condylar position.</p> Signup and view all the answers

    What is NOT a use of Face-bow in dentistry?

    <p>Class I and II cases open anterior bite or end to end relationship single restoration on II molar not for premolar and I molar segmental restoration anterior restoration.</p> Signup and view all the answers

    What is the primary function of a callipper-like instrument used to record the spatial relationship of the maxillary arch to some anatomic reference point?

    <p>Face-bow</p> Signup and view all the answers

    What is the relationship of the mandible to the maxilla when the properly aligned condyle-disc assemblies are in the most superior – anterior position against the eminentiae irrespective of vertical dimension or tooth position?

    <p>Centric relation</p> Signup and view all the answers

    What is the term for an occlusion when the mandible is in centric relation?

    <p>Centric occlusion</p> Signup and view all the answers

    What is the purpose of obtaining and transferring occlusal records in dentistry?

    <p>To accurately record the occlusal contact relationship</p> Signup and view all the answers

    What is the primary use of a Kinematic Face-bow in dentistry?

    <p>To determine the patient’s condylar position</p> Signup and view all the answers

    What factor influences the accuracy of an interocclusal record?

    <p>Mandibular position</p> Signup and view all the answers

    In which situation would wax interlocking recording be performed?

    <p>When mutual teeth do not correspond mutually so that the model can be closed off</p> Signup and view all the answers

    Which method is not suitable for evaluating occlusal relationships?

    <p>Facing models directly</p> Signup and view all the answers

    What is the disadvantage of using a Face-bow in dentistry?

    <p>Extra staff is needed</p> Signup and view all the answers

    What is the primary purpose of recording jaw relations?

    <p>To accurately identify the relationship between the maxilla and the mandible</p> Signup and view all the answers

    What are maxilla-mandibular records used for in dentistry?

    <p>To accurately record the maxilla-mandibular relation</p> Signup and view all the answers

    What does a Face-bow allow in vertical dimension changes that do not exceed a few millimeters?

    <p>Occlusal contact points to remain the same</p> Signup and view all the answers

    What influences the accuracy of an interocclusal record?

    <p>Material properties, recording technique, reliability of the mandibular position influenced by the occlusal contacts, muscular action, tissue changes within the joints</p> Signup and view all the answers

    What are the reasons for using maxillo-mandibular records?

    <p>To create and maintain consistent relationships between jaws, ensure balanced distribution of occlusal forces, control undesirable effects of rotational force on the prosthesis, prevent deflective contacts of the teeth in centric and eccentric closures</p> Signup and view all the answers

    What methods are used for evaluating occlusal relationships?

    <p>Quantitative Method</p> Signup and view all the answers

    What are the goals and methods of using facebow?

    <p>To create and maintain consistent relationships between jaws, ensure balanced distribution of occlusal forces, control undesirable effects of rotational force on the prosthesis, prevent deflective contacts of the teeth in centric and eccentric closures</p> Signup and view all the answers

    What does obtaining and transferring occlusal records aim to achieve?

    <p>Creating and maintaining consistent relationships between jaws, ensuring balanced distribution of occlusal forces, controlling undesirable effects of rotational force on the prosthesis, preventing deflective contacts of the teeth in centric and eccentric closures</p> Signup and view all the answers

    What is the primary function of a face-bow in dentistry?

    <p>Creating and maintaining consistent relationships between jaws</p> Signup and view all the answers

    How is the centric relation defined?

    <p>As the most retruded, unstrained position of the mandible to the maxilla</p> Signup and view all the answers

    What factor can influence the reliability of mandibular position in an interocclusal record?

    <p>Occlusal contacts</p> Signup and view all the answers

    What are the criteria for accurate occlusal records?

    <p>To create and maintain consistent relationships between jaws, ensure balanced distribution of occlusal forces, control undesirable effects of rotational force on the prosthesis, prevent deflective contacts of the teeth in centric and eccentric closures</p> Signup and view all the answers

    What are the methods and materials used to take occlusal records?

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

    What are the undesirable effects of rotational force on the prosthesis?

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

    What prevents the deflective contacts of the teeth in centric and eccentric closures?

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

    To create and maintain consistent relationships between ______

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

    To ensure a balanced distribution of occlusal ______

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

    To control the undesirable effects of rotational force on the ______

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

    Accuracy of an interocclusal record influenced by material ______

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

    Reliability of the mandibular position influenced by the occlusal ______

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

    Muscular action and tissue changes within the ______

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

    Evaluating occlusal relationships, the sequence and density of the contacts can be ______

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

    What are maxillo-mandibular records used for in ______

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

    What is the primary purpose of recording jaw ______

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

    Which method is used for evaluating occlusal ______

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

    What are the goals and methods of using ______

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

    What are maxilla-mandibular records used for in ______

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

    ______ is the relationship of the mandible to the maxilla when the properly aligned condyle-disc assemblies are in the most superior – anterior position against the eminentiae irrespective of vertical dimension or tooth position.

    <p>Centric relation</p> Signup and view all the answers

    ______ is an occlusion when the mandible is in centric relation.

    <p>Centric Occlusion</p> Signup and view all the answers

    It should accurately record the incisal and occlusal surfaces of teeth. It should be verifiable. It must have solidity to retain the shape and strength. These are the criteria for accurate ______ records.

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

    ______ is a calliper-like instrument used to record the spatial relationship of the maxillary arch to some anatomic reference point or points and then transfer this relation to an articulator.

    <p>Face-bow</p> Signup and view all the answers

    ______ allow occlusal contact points to remain the same in vertical dimension changes that do not exceed a few millimeters.

    <p>Face-bow</p> Signup and view all the answers

    ______ are used for maxilla-mandibular relation record and maximum cusp-fossa relation record.

    <p>Face-bow</p> Signup and view all the answers

    ______ is used to record the spatial relationship of the maxillary arch to some anatomic reference point.

    <p>Face-bow</p> Signup and view all the answers

    ______ is an occlusion when the mandible is in centric relation.

    <p>Centric Occlusion</p> Signup and view all the answers

    In ______ recording through the remaining posterior teeth, a piece of wax is softened and placed between the teeth and closed to the patient.

    <p>wax interlocking</p> Signup and view all the answers

    The wax should be softened homogeneously. The wax must not to overflow on soft tissues. The parts overflowing on the soft tissue should be cut with a sharp spatula. The wax must be removed from the mouth several times, cooled under water and checked again in the mouth. It should be removed by cooling at the latest remove from the mouth. These are the points to be observed when ______ recording is performed.

    <p>wax interlocking</p> Signup and view all the answers

    ______ is used for transferring the face bow record to the articulator.

    <p>Face-bow</p> Signup and view all the answers

    In ______ face-bow, the lower jaw lateral relations show differences.

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

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