Podcast
Questions and Answers
What is the primary objective of an interocclusal record?
What is the primary objective of an interocclusal record?
- To ensure proper intercuspation of the teeth in porcelain
- To capture an accurate impression of the patient's bite
- To create proper contours and alignment of the metal substructure of the restoration
- To transfer the relation between the upper and lower dental arches to an articulator (correct)
Which factor does NOT influence the accuracy of an interocclusal record?
Which factor does NOT influence the accuracy of an interocclusal record?
- The reliability of the mandibular position
- The recording technique used
- The shade of the recording material (correct)
- The material properties of the recording material
According to Dawson's criteria, what is a requirement for accurate interocclusal records?
According to Dawson's criteria, what is a requirement for accurate interocclusal records?
- The recording material should displace soft tissues
- The recording material should be sensitive to temperature changes
- The recording material should be rigid and inflexible
- The recording material should cause minimal tooth movement (correct)
What is the purpose of mounting casts on an articulator using an accurate interocclusal record?
What is the purpose of mounting casts on an articulator using an accurate interocclusal record?
What is a potential consequence of failing to capture an accurate interocclusal record?
What is a potential consequence of failing to capture an accurate interocclusal record?
Which of the following is NOT listed as a factor influencing the accuracy of an interocclusal record?
Which of the following is NOT listed as a factor influencing the accuracy of an interocclusal record?
What is the purpose of an interocclusal record in relation to the articulator?
What is the purpose of an interocclusal record in relation to the articulator?
Which of the following materials can be used for making an interocclusal record?
Which of the following materials can be used for making an interocclusal record?
During lateral movement of the mandible in Unilateral Balanced Occlusion, where are the teeth in contact?
During lateral movement of the mandible in Unilateral Balanced Occlusion, where are the teeth in contact?
Which type of occlusion maintains balanced and equal contacts throughout the entire arch during all mandibular excursions?
Which type of occlusion maintains balanced and equal contacts throughout the entire arch during all mandibular excursions?
In natural dentition, which type of occlusion is considered necessary for denture stability?
In natural dentition, which type of occlusion is considered necessary for denture stability?
Which type of occlusion involves teeth on the balancing side being free from any contact during lateral movement?
Which type of occlusion involves teeth on the balancing side being free from any contact during lateral movement?
What is the concept called when maxillary and mandibular teeth share and distribute forces during lateral mandibular movement in Unilateral Balanced Occlusion?
What is the concept called when maxillary and mandibular teeth share and distribute forces during lateral mandibular movement in Unilateral Balanced Occlusion?
In Bilateral Balanced Occlusion, where do simultaneous contacts occur during mandibular movements?
In Bilateral Balanced Occlusion, where do simultaneous contacts occur during mandibular movements?
Which type of occlusion is characterized by rare presence in natural dentition but essential for denture stability?
Which type of occlusion is characterized by rare presence in natural dentition but essential for denture stability?
What distinguishes Unilateral Balanced Occlusion from Bilateral Balanced Occlusion in terms of contact during lateral movement?
What distinguishes Unilateral Balanced Occlusion from Bilateral Balanced Occlusion in terms of contact during lateral movement?
What is the purpose of canine guided occlusion during lateral mandibular movements?
What is the purpose of canine guided occlusion during lateral mandibular movements?
In Class I occlusion, how do the maxillary and mandibular first permanent molars relate to each other?
In Class I occlusion, how do the maxillary and mandibular first permanent molars relate to each other?
What is the defining characteristic of Class II occlusion?
What is the defining characteristic of Class II occlusion?
What is the defining characteristic of Class III occlusion?
What is the defining characteristic of Class III occlusion?
What type of interocclusal record is taken when the teeth are in maximum intercuspation?
What type of interocclusal record is taken when the teeth are in maximum intercuspation?
What type of interocclusal record is taken when the mandible is in its most retruded position?
What type of interocclusal record is taken when the mandible is in its most retruded position?
In fixed prosthodontics, which interocclusal record is typically needed?
In fixed prosthodontics, which interocclusal record is typically needed?
What is the abbreviation used for the maximum intercuspation position?
What is the abbreviation used for the maximum intercuspation position?
What is the primary purpose of an articulator?
What is the primary purpose of an articulator?
Which of the following is NOT a use of an articulator?
Which of the following is NOT a use of an articulator?
Which type of articulator can only open and close in a fixed horizontal axis?
Which type of articulator can only open and close in a fixed horizontal axis?
Which type of articulator has adjustable condylar paths and incisal guide tables?
Which type of articulator has adjustable condylar paths and incisal guide tables?
In an Arcon articulator, where is the condylar element (condylar spheres) attached?
In an Arcon articulator, where is the condylar element (condylar spheres) attached?
Which type of articulator resembles the temporomandibular joint (TMJ)?
Which type of articulator resembles the temporomandibular joint (TMJ)?
What is the purpose of adjustable lateral condylar paths in a semi-adjustable articulator?
What is the purpose of adjustable lateral condylar paths in a semi-adjustable articulator?
Which feature of a semi-adjustable articulator allows for simulating intra-border tooth movements?
Which feature of a semi-adjustable articulator allows for simulating intra-border tooth movements?
What is the tooth-to-tooth relation called when the mandible closes in centric relation?
What is the tooth-to-tooth relation called when the mandible closes in centric relation?
In what relation do the condyles need to be for Maximum Intercuspation to coincide with Centric Occlusion?
In what relation do the condyles need to be for Maximum Intercuspation to coincide with Centric Occlusion?
What is the bone-to-bone relation between the maxilla and the mandible called?
What is the bone-to-bone relation between the maxilla and the mandible called?
Which type of occlusion is considered as an eccentric position when the condyles are out of centricity?
Which type of occlusion is considered as an eccentric position when the condyles are out of centricity?
What is referred to as the occlusion of teeth as the mandible closes in centric relation?
What is referred to as the occlusion of teeth as the mandible closes in centric relation?
When does Maximum Intercuspation not coincide with Centric Occlusion?
When does Maximum Intercuspation not coincide with Centric Occlusion?
What is the position referred to when low percentage of population have their maximum intercuspation coincide with Centric Occlusion?
What is the position referred to when low percentage of population have their maximum intercuspation coincide with Centric Occlusion?
Impression plaster is commonly used as an ideal bite registration material due to its ease of manipulation.
Impression plaster is commonly used as an ideal bite registration material due to its ease of manipulation.
Bite registration waxes have a high coefficient of thermal expansion and low resistance to closure.
Bite registration waxes have a high coefficient of thermal expansion and low resistance to closure.
Dimensionally inaccurate bite registration materials may interfere with active and passive movements.
Dimensionally inaccurate bite registration materials may interfere with active and passive movements.
Impression plaster modified with accelerators has a setting expansion that makes it ideal for bite registration purposes.
Impression plaster modified with accelerators has a setting expansion that makes it ideal for bite registration purposes.
An accurate bite registration material should have adverse effects on oral tissues to ensure proper recording.
An accurate bite registration material should have adverse effects on oral tissues to ensure proper recording.
The accuracy of jaw relation records should only be checked on the casts, not in the mouth.
The accuracy of jaw relation records should only be checked on the casts, not in the mouth.
A rigid registration material before setting can help prevent displacement of teeth or mandible during closure.
A rigid registration material before setting can help prevent displacement of teeth or mandible during closure.
Verifiability of records is not an important characteristic for an ideal bite registration material.
Verifiability of records is not an important characteristic for an ideal bite registration material.
The mandibular movement can be broken down into translation and rotation components.
The mandibular movement can be broken down into translation and rotation components.
The mandibular movement is easier to understand when broken down into sagittal, horizontal, and vertical planes.
The mandibular movement is easier to understand when broken down into sagittal, horizontal, and vertical planes.
In the sagittal plane, the mandible can only perform translation movements.
In the sagittal plane, the mandible can only perform translation movements.
Rotation in the horizontal plane occurs around several horizontal axes.
Rotation in the horizontal plane occurs around several horizontal axes.
The initial hinging motion in the sagittal plane happens between the condyle and the temporal bone.
The initial hinging motion in the sagittal plane happens between the condyle and the temporal bone.
During translation in the sagittal plane, the lateral pterygoid muscle moves the condyle-disk assembly forward.
During translation in the sagittal plane, the lateral pterygoid muscle moves the condyle-disk assembly forward.
Mandibular movement in the frontal plane involves rotation around a horizontal axis.
Mandibular movement in the frontal plane involves rotation around a horizontal axis.
The range of rotation in the sagittal plane is limited due to structures anterior to the zygomatic arch.
The range of rotation in the sagittal plane is limited due to structures anterior to the zygomatic arch.
Zinc oxide eugenol paste is known for its high degree of flexibility after setting.
Zinc oxide eugenol paste is known for its high degree of flexibility after setting.
Acrylic resin is frequently used for single stop centric occlusion records because it is both accurate and rigid after setting.
Acrylic resin is frequently used for single stop centric occlusion records because it is both accurate and rigid after setting.
Elastomers like Luxabite are difficult to manipulate and offer high resistance to closure.
Elastomers like Luxabite are difficult to manipulate and offer high resistance to closure.
Addition silicones among elastomers show high distortion during setting due to their polymerization reaction.
Addition silicones among elastomers show high distortion during setting due to their polymerization reaction.
Zinc oxide eugenol paste has the disadvantage of not adhering well to carriers.
Zinc oxide eugenol paste has the disadvantage of not adhering well to carriers.
Acrylic resins are dimensionally stable due to minimal polymerization shrinkage.
Acrylic resins are dimensionally stable due to minimal polymerization shrinkage.
Trimming flash around teeth is unnecessary when using zinc oxide eugenol paste for recording.
Trimming flash around teeth is unnecessary when using zinc oxide eugenol paste for recording.
Elastomers like Luxabite are best known for their high errors and difficulty in trimming without distortion.
Elastomers like Luxabite are best known for their high errors and difficulty in trimming without distortion.
Recording material placed between teeth in this case often prevents casts from maximal intercuspation.
Recording material placed between teeth in this case often prevents casts from maximal intercuspation.
An interocclusal record is registered at a decreased OVD.
An interocclusal record is registered at a decreased OVD.
An interocclusal record is needed when a segmental restorative is planned and there are sufficient remaining teeth for hand articulation of the casts.
An interocclusal record is needed when a segmental restorative is planned and there are sufficient remaining teeth for hand articulation of the casts.
An interocclusal record is not required when a unilateral fixed partial denture involving terminal teeth is prepared.
An interocclusal record is not required when a unilateral fixed partial denture involving terminal teeth is prepared.
Interocclusal record is captured before the construction of a bit rim when fixed partial denture planned for a patient involves missing posterior teeth and needs to restore the anterior teeth.
Interocclusal record is captured before the construction of a bit rim when fixed partial denture planned for a patient involves missing posterior teeth and needs to restore the anterior teeth.
Artificial teeth are less compatible with mandibular movements compared to occlusion rims.
Artificial teeth are less compatible with mandibular movements compared to occlusion rims.
Interocclusal records are not influenced by the amount and equalization of pressure during the procedure.
Interocclusal records are not influenced by the amount and equalization of pressure during the procedure.
Comfort of the patient has no impact on the stability and compatibility of record bases during interocclusal record procedures.
Comfort of the patient has no impact on the stability and compatibility of record bases during interocclusal record procedures.
An interocclusal record with multiple points of references made by styli or cusp tips is more satisfactory than with occluding surfaces of wax or non-cusp form teeth.
An interocclusal record with multiple points of references made by styli or cusp tips is more satisfactory than with occluding surfaces of wax or non-cusp form teeth.
The most widely used material to record the occlusal relation is blue base plate wax.
The most widely used material to record the occlusal relation is blue base plate wax.
During the procedure of recording the occlusal relation, the patient is asked to mold the wax on the buccal area with his tongue.
During the procedure of recording the occlusal relation, the patient is asked to mold the wax on the buccal area with his tongue.
In Dawson Technique, a Bimanual manipulation technique is used for recording centric relation.
In Dawson Technique, a Bimanual manipulation technique is used for recording centric relation.
The recording material should be placed over the area beyond the prepared teeth for an interocclusal record.
The recording material should be placed over the area beyond the prepared teeth for an interocclusal record.
Elastomer is applied by softening it first and then asking the patient to bite on it directly without any guidance.
Elastomer is applied by softening it first and then asking the patient to bite on it directly without any guidance.
For an accurate interocclusal record, it is important to trim the excess material after it has completely set in the patient's mouth.
For an accurate interocclusal record, it is important to trim the excess material after it has completely set in the patient's mouth.
The purpose of mounting casts on an articulator using an accurate interocclusal record is mainly for aesthetic purposes.
The purpose of mounting casts on an articulator using an accurate interocclusal record is mainly for aesthetic purposes.