AGD Fixed and Removable Prosthodontics 2

Question 1

Which impression material is most appropriate for capturing fine detail in a full-arch fixed prosthesis preparation?

Accepted Answer

Polyvinyl siloxane (PVS)

Answer

Zinc oxide eugenol paste

Answer

Irreversible hydrocolloid (alginate)

Answer

Zinc phosphate cement

Question 2

A patient presents with a Kennedy Class II partial edentulous arch. How many modification spaces are allowed before the classification changes?

Accepted Answer

One modification space

Answer

Two modification spaces

Answer

Three modification spaces

Answer

No modification spaces are allowed

Question 3

What is the primary purpose of a surveyor in removable partial denture (RPD) design?

Accepted Answer

To determine the path of insertion and identify undercuts

Answer

To measure interocclusal distance

Answer

To fabricate the metal framework

Answer

To evaluate periodontal bone loss

Question 4

Which type of connector in an RPD framework crosses the midline and joins the bilateral components?

Accepted Answer

Major connector

Answer

Minor connector

Answer

Rest seat

Answer

Retentive arm

Question 5

During crown preparation for a posterior full-coverage restoration, which axial reduction guideline is most appropriate for a metal-ceramic crown?

Accepted Answer

1.5–2.0 mm facial reduction

Answer

0.3–0.5 mm facial reduction

Answer

3.0–3.5 mm facial reduction

Answer

No facial reduction is required

Question 6

Which occlusal scheme is typically recommended for complete denture patients?

Accepted Answer

Lingualized occlusion or bilateral balanced occlusion

Answer

Mutually protected occlusion

Answer

Group function occlusion

Answer

Canine-guided occlusion

Question 7

A patient's complete maxillary denture exhibits a 'clicking' sound during speech. Which denture fault is most likely responsible?

Accepted Answer

Excessive vertical dimension of occlusion

Answer

Insufficient freeway space (vertical dimension of rest not maintained)

Answer

Over-extended posterior border

Answer

Inadequate post-dam seal