Prosthodontics (ADC) Exam with
Complete Solutions
"86. The main factor controlling a decision to increase the occlusal height of teeth for
extensive oral reconstruction is whether
A. The inter occlusal distance will be physiologically acceptable after treatment
B. There will be sufficient tooth bulk in the abutment teeth for proper retention of the
crowns
C. At least two third of the original alveolar process will remain for adequate periodontal
support
D. The aesthetic appearance of the patient will improve sufficiently to warrant the
planned reconstruction, a
" - ANS-a
"89. Which of these muscles may affect the borders of mandibular complete denture,b
A. Mentalis
B. Lateral pterygoid
C. Orbicularis oris
D. Levator angulioris
E. Temporal,c
" - ANS-c
142. The contraction of gold alloys on solidifying is approximately:
A. 0.5%
B. 2.5%
C. 1.40%
D. 3% - ANS-b
141. The setting expansion of casting investment is approximately
A. 0 to 0.1%
B. 0.1 to 0.5%
C. 0.5 to 1%
D. 1.1 to 1.6% - ANS-a
143. The un-polymerized monomer in Self-cured resin is approximately:**
A. 0.5%
B. 2.5%
C. 5%
D. 10% - ANS-...
144. A volume shrinkage of methyl meta cyrelate monomer when is polymerized:**
,A. 12%
B. 15%
C. 18%
D. 21% - ANS-...
147. Oil or water on impression for treatment casts causes
A. An increase of the quality
B. No alteration
C. A decrease of the quality
D. Bubbles on the cast
E. None of the above - ANS-...
148. What is Path of Insertion
A. The movement of the appliance from the points of initial contacts to path of final rest
position
B. The movement of the appliance from the points of rest position until it is not in
contact with teeth - ANS-...
149. What is Path of Removal
A. The appliances movement from the rest position to the last contacts of its rigid parts
with the supporting teeth
B. The movement of the appliance from the points of initial contacts to path of final rest
position - ANS-...
150. When correction preparation for re contouring of occlusal surface is to be applied.
Grinding only of the adjusted surface
A. Should not be felt flat
B. Require a flat crown
C. Require no contact with adjacent teeth
D. Should be felt flat
E. None of the above - ANS-...
151. To obtain a desired projection of occlusal loads, the floor of the occlusal rest
should
A. Be convex
B. Slope from the marginal ridge towards Contact?? of abutment
C. Slope from Contact?? of abutment towards the marginal ridge
D. Be concave
E. Does not slope from the marginal ridge towards Contact?? of abutment
F. None of the above - ANS-...
152. The transfer of stress by Tensile Action employs T. reaction;a process that within
limit
A. Fails to promote bone growth
B. Promote bone growth and maintenance
C. Fails to promote maintenance
,D. None of the above - ANS-...
153. Which of the following arrears CAN NOT be determined by survey analysis of
partially edentulous cast
A. Areas to be revealed as blocked out to properly loca?? Rigid parts of a frame work
B. Areas to be shaped to properly loc?? Rigid parts of framework
C. Areas used for guideline planes
D. Areas used for retention
E. Areas used for support
F. Depth of rest seats - ANS-...
154. In partial dentures the guidelines "Guiding Planes" serve to
A. Aids in balancing occlusion
B. Assure predictable clasp retention
C. Form right angle with the occlusal plane
D. Eliminate the necessity for precision attachment
E. Eliminate the necessity for a posterior clasp - ANS-...
155. Rough surface of porcelain /Porosity/ is a result of
A. Lack of compression
B. Sudden high temperature - ANS-...
156. The most common failure in constructing porcelain to metal is
A. Improper metal framework
B. Rapid heating - ANS-...
158. The maxillary canine is missing. The best way for making Cantilever bridge
A. Both premolars
B. Incisors and premolars - ANS-...
159. Ante's Law: Dr. Ante in 1926 stated that
A. "The combined pericemental area of the abutment teeth should be
equal to or greater in pericemental area than tooth or teeth to be
replaced" - ANS-...
160. Why would you decide to replace the anterior missing teeth for partial denture
using bridge
A. Aesthetic
B. Overjet
C. Overbite - ANS-...
161. In regards to Gold casting alloys which one is available for bridge
A. Hard alloy "Type III"
B. Type II
C. Type I - ANS-...
, 163. The first thing to check when patient comes complaining of pain under denture is:
A. Occlusion
B. Soft tissues changes - ANS-...
164. Fovea Palatini, is a landmark to determine the posterior
bonds of upper denture
A. Post dam
B. Flanges - ANS-...
166. Modulus of elasticity is defined as
A. The stress at the proportional limit
B. The stress-strain ratio within the proportional limit - ANS-B. The stress-strain ratio
within the proportional limit
167. Tissue conditioning material : (Silicon lining material)
A. Are more resilient than plastic acrylic
B. Can minimise any bacterial colonies - ANS-...
169. The position of cusps of maxillary first premolar during setting of teeth and on
occlusal view is positioned**
A. Distally
B. Mesially
C. Central buccolingually - ANS-...
179. Kine-matic face bow is used for recording (to locate)
A. Hinge movement (position) axis - ANS-A. Hinge movement (position) axis
180. Why do you polish the teeth before seating of partial dentures
A. To smooth the rough surface
B. To minimize the retention of plaque
C. To increase the adoptability of occlusal rests - ANS-...
181. The contact between artificial and natural teeth in partial dentures
A. Slight touch in the balancing side
B. Should not be in touch at all - ANS-...
182. Polyvinyl impression material are
A. The most stable
B. The most resistant to heat - ANS-...
184. Wax patterns ARE NOT to be left on the bench for long time because of
A. Distortion
B. Lost of elasticity - ANS-...
185. The undercut for Cobalt Chrome's retentive arm clasp is
A. 0.75mm
Complete Solutions
"86. The main factor controlling a decision to increase the occlusal height of teeth for
extensive oral reconstruction is whether
A. The inter occlusal distance will be physiologically acceptable after treatment
B. There will be sufficient tooth bulk in the abutment teeth for proper retention of the
crowns
C. At least two third of the original alveolar process will remain for adequate periodontal
support
D. The aesthetic appearance of the patient will improve sufficiently to warrant the
planned reconstruction, a
" - ANS-a
"89. Which of these muscles may affect the borders of mandibular complete denture,b
A. Mentalis
B. Lateral pterygoid
C. Orbicularis oris
D. Levator angulioris
E. Temporal,c
" - ANS-c
142. The contraction of gold alloys on solidifying is approximately:
A. 0.5%
B. 2.5%
C. 1.40%
D. 3% - ANS-b
141. The setting expansion of casting investment is approximately
A. 0 to 0.1%
B. 0.1 to 0.5%
C. 0.5 to 1%
D. 1.1 to 1.6% - ANS-a
143. The un-polymerized monomer in Self-cured resin is approximately:**
A. 0.5%
B. 2.5%
C. 5%
D. 10% - ANS-...
144. A volume shrinkage of methyl meta cyrelate monomer when is polymerized:**
,A. 12%
B. 15%
C. 18%
D. 21% - ANS-...
147. Oil or water on impression for treatment casts causes
A. An increase of the quality
B. No alteration
C. A decrease of the quality
D. Bubbles on the cast
E. None of the above - ANS-...
148. What is Path of Insertion
A. The movement of the appliance from the points of initial contacts to path of final rest
position
B. The movement of the appliance from the points of rest position until it is not in
contact with teeth - ANS-...
149. What is Path of Removal
A. The appliances movement from the rest position to the last contacts of its rigid parts
with the supporting teeth
B. The movement of the appliance from the points of initial contacts to path of final rest
position - ANS-...
150. When correction preparation for re contouring of occlusal surface is to be applied.
Grinding only of the adjusted surface
A. Should not be felt flat
B. Require a flat crown
C. Require no contact with adjacent teeth
D. Should be felt flat
E. None of the above - ANS-...
151. To obtain a desired projection of occlusal loads, the floor of the occlusal rest
should
A. Be convex
B. Slope from the marginal ridge towards Contact?? of abutment
C. Slope from Contact?? of abutment towards the marginal ridge
D. Be concave
E. Does not slope from the marginal ridge towards Contact?? of abutment
F. None of the above - ANS-...
152. The transfer of stress by Tensile Action employs T. reaction;a process that within
limit
A. Fails to promote bone growth
B. Promote bone growth and maintenance
C. Fails to promote maintenance
,D. None of the above - ANS-...
153. Which of the following arrears CAN NOT be determined by survey analysis of
partially edentulous cast
A. Areas to be revealed as blocked out to properly loca?? Rigid parts of a frame work
B. Areas to be shaped to properly loc?? Rigid parts of framework
C. Areas used for guideline planes
D. Areas used for retention
E. Areas used for support
F. Depth of rest seats - ANS-...
154. In partial dentures the guidelines "Guiding Planes" serve to
A. Aids in balancing occlusion
B. Assure predictable clasp retention
C. Form right angle with the occlusal plane
D. Eliminate the necessity for precision attachment
E. Eliminate the necessity for a posterior clasp - ANS-...
155. Rough surface of porcelain /Porosity/ is a result of
A. Lack of compression
B. Sudden high temperature - ANS-...
156. The most common failure in constructing porcelain to metal is
A. Improper metal framework
B. Rapid heating - ANS-...
158. The maxillary canine is missing. The best way for making Cantilever bridge
A. Both premolars
B. Incisors and premolars - ANS-...
159. Ante's Law: Dr. Ante in 1926 stated that
A. "The combined pericemental area of the abutment teeth should be
equal to or greater in pericemental area than tooth or teeth to be
replaced" - ANS-...
160. Why would you decide to replace the anterior missing teeth for partial denture
using bridge
A. Aesthetic
B. Overjet
C. Overbite - ANS-...
161. In regards to Gold casting alloys which one is available for bridge
A. Hard alloy "Type III"
B. Type II
C. Type I - ANS-...
, 163. The first thing to check when patient comes complaining of pain under denture is:
A. Occlusion
B. Soft tissues changes - ANS-...
164. Fovea Palatini, is a landmark to determine the posterior
bonds of upper denture
A. Post dam
B. Flanges - ANS-...
166. Modulus of elasticity is defined as
A. The stress at the proportional limit
B. The stress-strain ratio within the proportional limit - ANS-B. The stress-strain ratio
within the proportional limit
167. Tissue conditioning material : (Silicon lining material)
A. Are more resilient than plastic acrylic
B. Can minimise any bacterial colonies - ANS-...
169. The position of cusps of maxillary first premolar during setting of teeth and on
occlusal view is positioned**
A. Distally
B. Mesially
C. Central buccolingually - ANS-...
179. Kine-matic face bow is used for recording (to locate)
A. Hinge movement (position) axis - ANS-A. Hinge movement (position) axis
180. Why do you polish the teeth before seating of partial dentures
A. To smooth the rough surface
B. To minimize the retention of plaque
C. To increase the adoptability of occlusal rests - ANS-...
181. The contact between artificial and natural teeth in partial dentures
A. Slight touch in the balancing side
B. Should not be in touch at all - ANS-...
182. Polyvinyl impression material are
A. The most stable
B. The most resistant to heat - ANS-...
184. Wax patterns ARE NOT to be left on the bench for long time because of
A. Distortion
B. Lost of elasticity - ANS-...
185. The undercut for Cobalt Chrome's retentive arm clasp is
A. 0.75mm
