Prosthodontics Exam Questions PDF

Quiz 1 - Intro to Prosthodontics 1. Portion of a natural tooth that extends from its dentinoenamel junction to the occlusal surface or incisal edge. - anatomic crown 2. Restoration that covers all the clinical crown - Full Veneer Crown 3. A Natural tooth used for the support or attachment of a fixed...

Quiz 1 - Intro to Prosthodontics 1. Portion of a natural tooth that extends from its dentinoenamel junction to the occlusal surface or incisal edge. - anatomic crown 2. Restoration that covers all the clinical crown - Full Veneer Crown 3. A Natural tooth used for the support or attachment of a fixed or removable prosthesis - Abutments 4. That part of a fixed partial denture which attaches the prosthesis to the abutment - Retainers 5. Replacement of an absent part of the human body by an artificial part - Prosthesis 6. Involves rehabilitation of patients with defects or disabilities that were present when born or developed due to disease or trauma Artificial replacement to restore the function of the face 7. Branch of prosthodontics concerned with the replacement of teeth and contiguous structures for edentulous or partially edentulous patients by artificial substitutes that are readily removable from the mouth, by the patient. - Removable Prosthodontics 8. Area of prosthodontics focused on permanently attached (fixed) dental prostheses. - Fixed Prosthodontics 9. Artificial tooth being replaced on a fixed partial denture that Replaces the lost or missing natural tooth, restores the function, and usually occupies the space occupied by the natural crown - Pontics 10. In porcelain fused to metal jacket crown, the minimum thickness of the metal framework should be. -.3mm Quiz 2 - Design of FPD 1. Restoration of normal function, Biocompatibility, and Acceptable esthetics are the basic requirements of fixed prosthesis. - True 2. A cantilever fixed bridge is supported by an abutment on one end instead of both ends. - True 3. A cantilever fixed bridge is supported by an abutment on both ends. - False 4. In a 5 units fixed bridge the free standing middle abutment with a missing tooth on the mesial and distal, is called a pier abutment. - True 5. The pier abutment in a 5 units fixed bridge, receives the least masticatory force during chewing. - False 6. A cantilever fixed bridge is indicated to restore a missing permanent lower second molar. - False 7. The abutment next to the cantilever component in a cantilever bridge, receives the least amount of stress during mastication. - False 8. The pier abutment tooth, has a risk of having a trauma from occlusion - True 9. In younger individuals, the pulp chamber is bigger than in older individual. - True 10. Cold test for the proposed abutment tooth can check if the tooth is vital or non vital. - True Pre Examination 1. An area in the temporomandibular joint, that contains blood vessels, nerve, and lymphatics. - Retrodiscal tissue 2. Degree of taper recommended in each side of the radial wall preparation for the abutment tooth. - 3 to 5 degrees 3. The thickest part of the articular disc of the temporomandibular joint. - Posterior band 4. Basic unit of mastication - Chewing stroke 5. Involves rehabilitation of patients with defects or disabilities that were present when born or developed due to disease or trauma Artificial replacement to restore the function of the face 6. In Porcelain fused to metal jacket crown, the most preferred finishing line in the labial should be: - Subgingival 7. In Porcelain fused to metal jacket crown, the most preferred finishing line in the lingual surface should be: - Supragingival 8. two forces of equal dimension but opposite direction. applied on the tooth. - Rotational 9. In short abutment teeth like in the second molars, placing the margins subgingivally can increase the retention of the jacket crown - True 10. Restoration that covers all the clinical crown - Full Veneer Crown 11. Tooth reduction in the lingual area for porcelain fused to metal jacket crowns, can be 1 mm. only. - True 12. The junction between the prepared part of the tooth surface and the unprepared part of the tooth surface. - Finishing line 13. the most important beneficial effect Calcium hydroxide to the tooth pulp - Seal the pulp from leakage. 14. Artificial tooth being replaced on a fixed partial denture that Replaces the lost or missing natural tooth, restores the function, and usually occupies the space occupied by the natural crown - Pontics 15. A champer margin can be prepared in the cervical of the labial surface of the upper left canine for porcelain fused to metal jacket crown - True 16. The articular disc of the temporomandibular joint is an avascular tissue - True 17. a champer margin can be prepared in the buccal of lower second molar, for porcelain jacket crown. - True 18. That part of a fixed partial denture which attaches the prosthesis to the abutment - Retainers 19. A cantilever fixed bridge is supported by an abutment on both ends. - False 20. A vertically oriented groove can be prepared on the buccal wall of the abutment molar teeth, to prevent rotation of the jacket crown. - True 21. Branch of prosthodontics concerned with the replacement of teeth and contiguous structures for edentulous or partially edentulous patients by artificial substitutes that are readily removable from the mouth, by the patient. - Removable Prosthodontics 22. The most preferred margin for porcelain fused to metal jacket crowns in the lingual and palatal area: - Champer 23. In progressive side shift bennette movement, the condyle in the contralateral side, can move medially without much forward movement. - False 24. a single horizontally directed on the tooth - Tipping force 25. The thickness for cement space between the the abutment and the internal surface of the jacket crown, depends on the particle size of the cement for the final cementation of the crown. - True 26. The thinnest part of the articular disc of the temporomandibular joint. - Isthmus 27. The most preferred margin for porcelain fused to metal jacket crowns in the labial area: - Shoulder 28. Area of prosthodontics focused on permanently attached (fixed) dental prostheses. - Fixed Prosthodontics 29. The minimum width of the margin for most recent ceramic materials for porcelain fused to metal jacket crown in the labial or buccal area is: - 1.2-1.3mm 30. The superior head of the lateral pterygoid muscle contracts during mandibular opening. - False 31. In a 5 units fixed bridge the free standing middle abutment with a missing tooth on the mesial and distal, is called a pier abutment. - True 32. In porcelain fused to metal jacket crown, the minimum thickness of the metal framework should be. -.3mm 33. In the second molar abutment teeth, the cervico-incisal length of the tooth is usually short, to increase the retention of the jacket crown. We can make some undercuts in the radial wall of abutment teeth, to increase retention. - False 34. In Porcelain fused to metal jacket crown, the most preferred finishing line in the lingual or palatal proximal area, should be: - Equigingival 35. Ideally there should be more than 80 microns of cement space between the abutment tooth and the internal side of porcelain fused to metal jacket crown. - False 36. In filling a tooth abutment, before tooth preparation. And, If we want to use a resin cement to cement the jacket crown, what base material should be avoided in in filling some cavities. 37. A cantilever fixed bridge is supported by an abutment on one end instead of both ends. - True 38. It is not advisable to put a cantilever bridge in the molar region. restoring a missing second molar. - True 39. The surface of the prepared part of the abutment tooth, that will receive and fit with cervical border of the jacket crown - Margin 40. The pier abutment tooth, has a risk of having a trauma from occlusion - True 41. In doing a tooth preparation in the labial surface, there should be a straight plane from cervical to incisal end of the tooth. - False 42. A cantilever fixed bridge is indicated to restore a missing permanent lower second molar - False 43. In younger individuals, the pulp chamber is bigger than in older individual. - True 44. Restoration of normal function, Biocompatibility, and Acceptable esthetics are the basic requirements of fixed prosthesis. - True 45. A Natural tooth used for the support or attachment of a fixed or removable prosthesis - Abutments 46. The auriculotemporal nerve innervates the temporomandibular joint - True 47. During lateral jaw movement, the condyle on the contralateral side moves downward and forward in the glenoid fossa. - True 48. Replacement of an absent part of the human body by an artificial part - Prosthesis 49. The pier abutment in a 5 units fixed bridge, receives the least masticatory force during chewing. - False 50. In immediate side shift bennette movement, the condyle in the contralateral side can move medially without much moving posteriorly. - False 51. In doing a fixed bridge. The longer the length of the connector cervico occlusally, the less flexible the fixed bridge will be. - True 52. In Porcelain fused to metal jacket crown, the most preferred finishing line in the labial proximal area, should be: - Subgingival 53. Portion of a natural tooth that extends from its dentinoenamel junction to the occlusal surface or incisal edge. - anatomic crown