MCQ on preprosthetic surgery and preparation of prosthodontics
1. An allograft is
a. A
material originating from non living source
b. A graft
of tissue between genetically dissimilar members of the same species
c. A graft
derived from another site on the body of the organism receiving it
d. None of
the above
2. Statement that is true regarding an exostosis
a. These are
bony nodules situated on the alveolar process of maxilla and mandible
b. Are
frequently removed by alveoloplasty
c. Are seen
frequently in the buccal aspect of the molar in the mandible
d. All of
the above
3. V or Z plasties are surgical procedures for
a. A knife
edge ridge
b. Bulbous
tuberosity
c. Broad
based frenum attachments
d. High
genial tubercules
4. Statement that is true regarding visor osteotomy
a. It is
used in situations where insufficient vertical mandibular bone height is present
but adequate width is present
b. Is used
in situations where insufficient mandibular width is present
c. Involves
splitting of the mandible vertically
d. a and c
are true
5. Interpositional or inlay bone grafting is used to
a. Correct
ridge relation problems
b. For
maxillary ridge augmentation procedures
c. For
mandibular ridge augmentation
d. None of
the above
6. The procedure of choice for maxillary advancement is
a. Sagittal
osteotomy
b. Lefort I
osteotomy
c.
Subcondylar osteotomy
d. None of
the above
7. In Kazanjian's secondary epithelialization technique
a. A labial
flap predicled off the lip is used to cover newly exposed bone
b. A labial
flap predicled off the alveolar process is used to cover the exposed bone, lip
is allowed to reepithelialize
c. It is a
vertibuloplasty technique
d. band c
are true
8. The lip-switch vestibuloplasty technique was introduced by
a. Kazanjian
b. Clark
c. Kethley
and Gamble
d. Obwegeser
9. ______________ is a graft taken from a non – living source
a. Autograft
b. Alloplast
c. Homograft
d. Allograft
10. Of the following the most commonly used sclerosing solution is
a. 5% NaCl
b. 5% of
Sodium bromide
c. 5% of
Sodium morrhuate
d. 5%
Potassium murrhuate
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