MDS PREP
Which muscle has dual function as related to CD
1. Masseter
2. Temporalis
3. Buccinator
4. Lateral pterygoid
Prosthodontics
Answer: 1
Which muscle has dual function as related to CD: masseter.
The coronoid process
1. Limits the extension of maxillary posterior teeth setting
2. Limits the thickness of the distobuccal flange of the upper complete denture
3. Limits the thickness of the ditobuccal flange of the lower complete denture
4. Determines PPS
Prosthodontics
Answer: 2
The coronoid process limits the thickness of the distobuccal flange of the upper complete denture.
Before registering face bow transfer, it is necessary to determine
1. Physiological rest space
2. Incisal guidance
3. Centric relation and centric occlusion
4. Terminal hinge axis opening
Prosthodontics
Answer: 4
Before registering face bow transfer, it is necessary to determine terminal hinge axis opening.
The primary purpose of rinsing the algina impression in watery mix of gypsum is to
1. Increase the gel strength
2. Prevent further gelatio
3. To decrease the shrinkage of the impression
4. To remove the residual saliva on the impression
Prosthodontics
Answer: 4
The primary purpose of rinsing the alginate impression in a watery mix of gypsum is to remove the residual saliva on the impression.
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.
The precision attachment which derives its retention from within the root, in
which a female sleeve is cemented in the root and the male portion is a nylon
post and ball head, is the
1. Zest anchor
2. Ackermann joint
3. Doder attachment
4. Quinlivan attachment
Prosthodontics
Answer: 1
Explanation: The Zest anchor is a type of precision attachment used in dental prosthetics that provides a secure connection between the prosthesis and the remaining tooth structure. It utilizes a female component cemented into the root and a male component that fits into it, allowing for a stable and retentive connection. The other options do not describe this specific mechanism.<br />
To allow space for the dentures, most tuberosity reduction require
1. Only soft fibrous tissue removal
2. Large part of the bone to be removed
3. Removal of bone always
4. Reduction of bone always on both sides
Prosthodontics
Answer: 1
To allow space for the dentures, most tuberosity reduction requires only soft fibrous tissue removal.
Loss of several teeth may result in
1. Change in the facial contour
2. TMJ disturbances
3. Periodontal disturbances
4. All of the above
Loss of several teeth may result in all of the above: change in the facial contour, TMJ disturbances, periodontal disturbances.