30 Questions
Which principle should be followed for the buccolingual positioning of posterior teeth?
They should be positioned over the residual ridge.
What is the advantage of cusped teeth in terms of chewing efficiency?
They have a slight advantage in chewing efficiency.
What is the primary consideration in positioning the premolars?
They should follow the form of the residual ridge.
What is the logical choice for eliminating a tooth when only three teeth are to be arranged?
The first premolar
Which tooth is best to place first when performing intercuspation?
Mandibular first molar
Which tooth is left until last when placing the mandibular posterior teeth?
Mandibular first premolar
What is the purpose of grinding the mandibular first premolar?
To fit the remaining space
What is the major difference in arranging nonanatomical posterior teeth compared to anatomical teeth?
Positioning of the mandibular posterior teeth
Which tool is used to seal the teeth to the record base?
Hot no. 7 spatula
What is the reason for selecting the maxillary first premolar for arrangement?
Longer occlusal cervical height
What is the purpose of the 1 to 2 mm horizontal overlap of the maxillary facial cusp in relation to the mandibular facial cusp?
Achieve balanced articulation
What is the technique for arranging cuspless teeth in a flat plane or monoplane occlusal concept?
Elimination of deflective occlusal contacts
Which of the following is true about the development of the anteroposterior curve?
It is initiated with the first replacement tooth and continues through the second molar
What is the maximum degree to which the facial cusps are elevated in relation to the lingual cusps to establish the mediolateral compensating curve?
5 to 10 degrees
What is the recommended position for the first mandibular replacement tooth (second premolar) in relation to the canine?
Positioned immediately next to the canine
What is the degree of elevation of the distal of the first molar above the occlusal plane established by the anterior and posterior reference points?
1 mm
Which factor(s) are the most reliable guides for determining the occlusal plane in the fabrication of complete dentures?
Esthetics or anterior tooth placement and the retromolar pads
What determines the buccolingual position of the posterior teeth and the posterior arch form in the fabrication of complete dentures?
The position of the canine and the shape of the basal seat
What influences the final arrangement of the arch in the fabrication of complete dentures?
The pressure of the cheeks and tongue against the facial and lingual surfaces
What is the recommended line for positioning the teeth in the fabrication of complete dentures?
A line extending from the tip of the canine to the central fossa of the mandibular premolars and molars
Which teeth are positioned on a line from the canine tip to 1 to 2 mm below the top of the retromolar pad?
Maxillary second premolar and mandibular first premolar
What is the purpose of removing a small section of the mandibular wax occlusal rim before positioning the first and second premolars?
To allow for proper alignment of the mandibular premolars
How are the mandibular premolars positioned in relation to the remaining mandibular wax occlusal rim?
The cusp tips are level with the remaining mandibular wax occlusal rim
What is the purpose of aligning the maxillary first premolar with the maxillary canine?
To achieve maximum intercuspation with the mandibular premolars
Which type of articulator is used in this procedure?
Hinge articulator
Where is a small segment of the rim removed from during the procedure?
Posterior tooth area
What is the purpose of positioning the maxillary teeth to occlude with the flat surface of the mandibular wax occlusion rim?
To maximize contact between the upper and lower teeth
How much horizontal overlap of the maxillary facial cusp should there be in relation to the mandibular wax occlusal rim?
1 to 2 mm overlap
What is done to accommodate each mandibular tooth during the procedure?
A segment of the mandibular wax occlusal rim is removed
How is each tooth placed during the procedure?
With a small cone of wax
Test your knowledge on the arrangement and evaluation of remaining mandibular posterior teeth in dental prosthetics.
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