DENTAL MCQ

Post Graduate prosthodontic MCQ test

1) The topography of a rest should

a) enhance the bracing.
b) augment retension.
c) restore the natural contours of the tooth.
d) provide balancing contacts in lateral jaw movements.

2) The most common cause of cheek biting with dentures is

a) porcelain denture teeth.
b) absence of buccal horizontal overlap.
c) crossbite relationship of posterior teeth.
d) complete denture- partial denture combination.

3) Porcelain is strongest when in a state of

a) tension.
b) torsion.
c) neutrality.
d) compression.

4) A frequent problem encountered with major connectors is

a) insufficent ridigity.
b) tarnish and corrosion in the mouth.
c) increased salivation of the patient.
d) allergic response of the patient to the material.

5) The primary hazard in relining complete denture involves

a) reducing retension.
b) reducing stability.
c) changing phonetics.
d) changing occlusion.

6) The only method by which the hinge axis can be accurately located is by

a) palpatation with the condyles in their most retruded, unstrained position in the glenoid fossa.
b) measuring 11 mm from the tragus on the tragus-ala line.
c) using a face-bow with fully adjustable condylar rods.
d) measuring approximately 0.5 inch from the tragus on the tragus-canthus line.

7) The error which most frequently contributes to poor esthetics of dentures is the practice of placing maxillary teeth

a) too far below the lip line.
b) directly over the edentulous ridge.
c) too far to the facial of the edentulous ridge.
d) too far to the lingual of the edentulous ridge.

8) In soldering a reason for leaving a narrow space between parts to be joined is to allow for

a) flow of the solder.
b) cleansing of the parts.
c) uniform application of heat.
d) contraction of the solder on solidification.

9)Teeth are some times tipped from the normal vertical direction .As a rule,these teeth should not be used as abutments if they are tipped more than

a) 10 degrees.
b) 17 degrees.
c) 24 degrees.
d) 30 degrees.

10) Which of the landmarks are not included in the postdam area

a) pterygomaxillary notch.
b) fovea palatinus.
c) vibrating line.
d) hamular process.

free count

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