Postgraduate Prosthodontic MCQ test

 

 

 

1) In partial denture construction a dental surveyour should be used in all the following except
a) to determine the path of insertion.
b) to determine the design.
c) in conjunction with mouth prepration.
d) to determine the depth of rest seats.
 

2) From properly mounted diagnostic casts which of the following will help in the treatment planning concerning fixed prosthodontic appliance except
a) axial alignment of abutment teeth.
b) physical condition of the abutment teeth.
c) gingival tissue contour and pocket depth.
d) tentative design of the abutment preprations.
 

3) Three weeks after insertion of a fixed partial denture, marked discomfort to heat and cold occurs. There are no other symptoms .The most likely cause is
a) gingival recession.
b) unseating of the fixed partial denture.
c) deflective occlusal contact.
d) incomplete coverage of the cut surfaces of the prepared abutment teeth.
 

4) The most likely cause of cheilosis in a patient who wears a complete denture and whose medical history is non contributary is
a) an open vertical diamention.
b) a closed vertical diamention.
c) improper placement of denture teeth over the ridge.
d) failure of centric relation to coincide with centric occlusion.

 
5) The major cause of speech problem in persons with cleft lip and palate is
a) intellectual deficiency.
b) inability to control tongue movement.
c) inability to build up intraoral air pressure.
d) abnormal tooth position and arch relationships.

6) The most frequent cause of failure of cast crown restoration is
a) failure to extend the crown prepration adequately into gingival sulcus.
b) lack of attention in carving occlusal anatomy of the tooth.
c) lack of attention to tooth shape, position and contacts.
d) lack of prominent cusps, deep sulci and sharp marginal ridges.
 

7) Artifical teeth are best selected from consideration of the
a) pre-extraction records.
b) age of the patient.
c) shape of the face.
d) size of the arch.

8) The best impression technique for recording loose maxillary anterior hyperplastic tissue in an edentulous patient involves
a) registering the tissue in its passive position.
b) using high fusing modelling compound.
c) closed mouth techinque.
d) maximum pressure.

 
9) Which part of a distal extension removable mandibular partial denture provides the greatest resistance to movement and torquing of the abutment teeth
a) rest.
b) base.
c) retentive clasp.
d) minor connector.
 

10) A patient in excellent health and wearing complete dentures complains of a burning sensation in anterior palate.This is most likely caused by
a) a nicotinamide deficiency.
b) defective occlusal contact.
c) failure to relieve the area over the incisive papailla.
d) excessice thickness of the denture in the rugae area.
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