Mouth Preparation Master Cast

Question 1

• Relief of pain and infection
• Collection of diagnostic cast data
• Develop treatment plan
• Patient education & motivation
• Occlusal equilibration

These are all components of what phase of patient treatment?

Answer 1

Phase I

Question 2

In phase I of treatment planning collection of diagnostic data includes:

Answer 2

1. diagnostic cast
2. diagnostic mounting

Question 3

In phase I of treatment planning, what does developing a treatment plan entail?

Answer 3

designing an RPD

Question 4

• Removal of deep caries, temporary restorations
• Extraction of non-retainable teeth
• Preprosthetic surgery: tuberosity reduction etc.
• Periodontal treatment: plaque control
• Interim prosthesis: function & esthetics
• Occlusal equilibration: may need changes after extraction

These are all components of what phase of patient treatment?

Answer 4

Phase II

Question 5

Why is occlusal equilibration a step in both phase 1 and phase 2 of patient treatment?

Answer 5

Because following extraction, occlusal equilibration may need changes

Question 6

• Definitive endodontic treatment
• Definitive restorative treatment
• Occlusal plane correction

These are all components of what phase of patient treatment

Answer 6

Phase III

Question 7

Construction of the RPD occurs in what phase of patient treatment?

Answer 7

Phase IV

Question 8

In phase III of patient treatment, what does definitive restorative treatment entail?

Answer 8

1. surveyed crowns (if needed)
2. fixed partial dentures (if appropriate)

Question 9

• Post-insertion care
• Periodic recall
• Continued plaque controll

These are all components of what phase of patient treatment?

Answer 9

Phase V

Question 10

• Relief of pain & infection
• Caries removal
• Extractions, Preprosthetic surgery
• Periodontal treatment, plaque control
• Occlusal equilibration
• Endodontics
• Definitive restorative treatment
• Occlusal plane correction
• Enameloplasty (for RPD)

These are all steps of _____ and must occur prior to ___.

Answer 10

mouth preparation; construction of RPD

Question 11

What are the purposes of diagnostic casts?

Answer 11

1. preliminary design of RPD
2. identification of tooth modification areas

Question 12

During mouth preparation, what occurs?

Answer 12

performance of tooth modifications

Question 13

Where does the preliminary design of the RPD occur?

Answer 13

diagnostic cast

Question 14

The tooth modifications performed during mouth preparation are done:

Answer 14

according to the RPD diagnostic cast design

Question 15

QA worksheet =

Answer 15

quality assurance worksheet

Question 16

When performing the Enameloplasty for RPD, what steps must be included?

Answer 16

1. develop guide planes
2. enlarge embrasure for minor connectors
3. lower heigh of contour
4. create undercuts if necessary
5. prepare rest seats

Question 17

When developing guide planes, discuss the guidelines for the following areas

• Proximal
• ML
• Lingual

Answer 17

• Proximal: adjacent to edentulous areas
• ML: stress-release clasps ML minor connector
• Lingual: reciprocal clasp

Question 18

When lowering the height of contour during the enamelopalsty for RPD, what needs to be accomplished? (3)

Answer 18

1. proximal 2/3 of circumferential retentive clasp
2. reciprocal clasp
3. lingual guide plate

Question 19

What rest seats need to be prepared during the enameloplasty for RPD?

Answer 19

• Occlusal
• Lingual (chevron)