MDS PREP
Which material is carried in a custom tray?
1. High fusing compound
2. Reversible hydrocolloid
3. Metallic oxide paste
4. Irreversible hydrocolloid
Prosthodontics
Answer: 3
Which material is carried in a custom tray: metallic oxide paste.
The most common difficulty associated with patients suffering from neuromuscular disorders in construction of a complete denture
1. Recording jaw relations
2. Difficulties in impression taking
3. Difficulties in arrangement of posterior teeth
4. Difficulties in border moulding the impression
Prosthodontics
Answer: 1
The most common difficulty associated with patients suffering from neuromuscular disorders in the construction of a complete denture is recording jaw relations.
Finish lines of a complete coverage crown should be
1) Supragingivally
2) Subgingivally
3) Subgingivally if required
4) Gingival margin
Prosthodontics
Answer: 3
The finish line of a crown preparation can be placed supragingivally or subgingivally depending on the clinical situation. Subgingival finish lines may be necessary to achieve proper aesthetics, especially in cases where the margin needs to be hidden beneath the gingival tissue. However, it is important to avoid placing the finish line too far subgingivally, as this can complicate oral hygiene and lead to periodontal issues.
Muscle which hasf influence on the formation of buccal frenum of maxilla
1. Levator anguli oris
2. Quardratus labli superioris
3. Triangularis
4. Inferiors
Prosthodontics
Answer: 1
The muscle which has influence on the formation of the buccal frenum of the maxilla is levator anguli oris.
For long span distal extension bases where rigidity is critical the major connector of choice is
1) Palatal strap
2) Anteroposterior palatal bar
3) Closed horse-shoe
4) Horse-shoe
Prosthodontics
Answer: 3
A closed horse-shoe major connector provides increased rigidity and support for
long-span distal extension bases in removable partial dentures. It helps
distribute forces evenly and enhances the stability of the prosthesis.
The distal palatal termination of the complete denture is dictated by the
1. Tuberosity
2. Vibrating line
3. Fovea palatine
4. Maxillary tori
Prosthodontics
Answer: 2
The distal palatal termination of the complete denture is dictated by the vibrating line.
Instructing the patient to say "ah" with short vigogous bursts will help in visualizing
1. Soft palate
2. Posterior vibrating line
3. Anterior vibrating line
4. Junction of hard and soft palate
Prosthodontics
Answer: 3
Instructing the patient to say "ah" with short vigorous bursts will help in visualizing the anterior vibrating line.
Which survey line is placed in the occlusal third in both near and
far zones?
1) Medium survey line
2) Low survey line
3) High survey line
4) Diagonal survey line
Prosthodontics
Answer: 3
The high survey line is characterized by being positioned in the occlusal third of the tooth in both the near and far zones, which is important for determining the contour of the tooth.