Prosthodontics Revision #5

1. The path of insertion for an anterior 3/4 crown should:

be parallel to the incisal one-half to two-thirds of the labial surface rather than the long axis of the tooth

be parallel to the long axis of the tooth

be perpendicular to the incisal one-half of the labial surface rather than the long axis of the tooth

be the parallel to the tooth cervical one -third of the labial surface rather than the long axis of

Question 1 of 20

2. The base of a distal extension partial denture should cover the maximum support area because

phonetics is improved.

the force transmitted per unit area will be kept to a minimum.

strength of the base is increased.

maximum number of artificial teeth can be placed.

Question 2 of 20

3. Fischer angle is recorded in which plane?

Horizontal plane

Sagittal plane

Frontal plane

Vertical plane

Question 3 of 20

4. The advantages of a screw- retained prosthesis over cemented one include all of the following except:

easier in retrievability

decrease stress to the underlying abutment

more safe for the adjacent soft tissue

can be fabricated with less crown height space

Question 4 of 20

5. Bennett movement of non-working condyle occurs around?

Sagittal axis

Horizontal axis

None of above

Vertical axis

Question 5 of 20

6. Socket stretching refers to:

make second hole adjacent to the primary hole drilling within 1- 2mm

expand the socket with expander

fructure the buccal plate after tooth extraction to widen the socket

place wide diameter implant than the socket preparation osteotomy

Question 6 of 20

7. If a complete mandibular denture causes a burning sensation in the premolar region, this is due to the denture exerting pressure in/on the

lingual branch of the mandibular division of the trigeminal nerve.

fibres of the buccinator muscle.

underlying bone.

mental branch of the inferior alveolar nerve.

Question 7 of 20

8. Recommended probing force around implant gingival sulcus is

0.45N

0.35N

0.25 N

0.15N

Question 8 of 20

9. Which type of dental ceramic is the best in mimicking the optical properties of enamel and dentin?

particle-filled glass

All of the above

polycrystalline

predominantly glass

Question 9 of 20

10. Assuming a maxillary cast is accurately mounted on an articulator, a centric relation record is used to

mount the mandibular cast.

determine the vertical dimension of occlusion.

record the inclination of the condylar guidance.

establish the occlusal plane.

Question 10 of 20

11. A mandibular central incisor is to be extracted and added to a partial denture. The impression to add a tooth to the denture should be made

after the extraction with the denture in the mouth, removing the denture from the impression then pouring the impression.

after the extraction with the denture in the mouth and pouring the impression leaving the denture in the impression

before the extraction with the denture in the mouth, removing the denture from the impression then pouring the impression

after the extraction without the denture in the mouth.

Question 11 of 20

12. Which one is not necessarily present in work authorisation order

Signature of patient

Name and address of Patient

Signature of dentist

Date of sign of work authorisation

Question 12 of 20

13. In complete denture contruction, the physiologic rest position

determines the level of the occlusal plane.

determines the shape of the compensating curve.

provides a quide to establish the vertical dimension of occlusion.

provides a guide for the selection of cusp inclination.

Question 13 of 20

14. After implant placement, the most significant drop in implant stability occurs after:

3-4 weeks

1 week

6 week

2 weeks

Question 14 of 20

15. Which of the following is not a type of temporary removable partial denture

None of the above

Treatment

Interim

Transitional

Question 15 of 20

16. the posterior tooth that gives a better support is

divergent roots

curved roots

conical roots

with convergent roots

Question 16 of 20

17. Which of the following is a shrink free ceramic

Dicor

Dicor MGC

Cerestore

Emax

Question 17 of 20

18. Retentive arm taper in?

1 dimension

Not tapered

3 dimension

2 dimension

Question 18 of 20

19. When casting conventional gold alloys, which type of investment material is used?

None of the above

phosphate-bonded investments

gypsum-bonded investments

silica-bonded investments

Question 19 of 20

20. Dental compression syndrome is

Implant causes compression of nerve

Increase in VD, causes compression of teeth

Decrease in VD, causes compression of teeth

Increased occlusion forces causes compression of TMJ

Question 20 of 20