Comprehensive exam CDT Questions with
Detailed Verified Answers
1.- What are wetting agents used on wax patterns for
A- Allow patterns to ease the flow of metal
B- clean the wax pattern for easier divesting
C- helps surface tension thus decreasing nodules on metal castings
D- can help in using less water powder ratio for investments Ans: A- Allow patterns
to ease the flow of metal
B- clean the wax pattern for easier divesting
C- helps surface tension thus decreasing nodules on metal castings
D- can help in using less water powder ratio for investments
2.- A depression cut into the patient's abutment tooth to prepare it for a partial
framework is called
A-groove
B- connector
C- finish line
D- rest prep Ans: D- rest prep
3.·Cusp to fossa occlusion is advantageous over cusp to embrasure occlusion because
A·it causes a " tight" effect
B- provides less balancing interference
,C- it provides more balanced distribution of force
D- is more natural in natural dentition Ans: A·it causes a " tight" effect
B- provides less balancing interference
C- it provides more balanced distribution of force
D- is more natural in natural dentition
4.- The bilateral curve between buccal and lingual cusps is called
A- curve of Spee
B- compensating curve
C- curve of Wilson
D- Monson curve Ans: A- curve of Spee
B- compensating curve
C- curve of Wilson
D- Monson curve
5.- The chroma of a color refers to
A- intensity
B- amount of gray
C- amount of orange
D- basic color Ans: A- intensity
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,B- amount of gray
C- amount of orange
D- basic color
6.- When torch soldering, which part of the flame should be used
A- mixing
B- Reducing
C- Combustion
D- oxidizing Ans: B- Reducing
7.- The part of the tooth that extends above the gingiva is called
A- cingulum
B- cervical
C- Crown
D- embrasure Ans: C- Crown
8.- A disadvantage of agar type impression materials is that they must
A- should be poured immediately
B- are not too accurate
C- they give off bad odors
D·hard materials to manage Ans: A- should be poured immediately
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, B- are not too accurate
C- they give off bad odors
D·hard materials to manage
9.- What is a muscle of facial expression
A- masseter
B- orbicularis oris
C- temporalis
D- mylohoid Ans: A- masseter
B- orbicularis oris
C- temporalis
D- mylohoid
10.- The most simple articulator,that has no movement other than basic opening and
closing is
A-hinge
B- fixed guide
C- semi adjustable
D- fully adjustable Ans: A-hinge
B- fixed guide
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Detailed Verified Answers
1.- What are wetting agents used on wax patterns for
A- Allow patterns to ease the flow of metal
B- clean the wax pattern for easier divesting
C- helps surface tension thus decreasing nodules on metal castings
D- can help in using less water powder ratio for investments Ans: A- Allow patterns
to ease the flow of metal
B- clean the wax pattern for easier divesting
C- helps surface tension thus decreasing nodules on metal castings
D- can help in using less water powder ratio for investments
2.- A depression cut into the patient's abutment tooth to prepare it for a partial
framework is called
A-groove
B- connector
C- finish line
D- rest prep Ans: D- rest prep
3.·Cusp to fossa occlusion is advantageous over cusp to embrasure occlusion because
A·it causes a " tight" effect
B- provides less balancing interference
,C- it provides more balanced distribution of force
D- is more natural in natural dentition Ans: A·it causes a " tight" effect
B- provides less balancing interference
C- it provides more balanced distribution of force
D- is more natural in natural dentition
4.- The bilateral curve between buccal and lingual cusps is called
A- curve of Spee
B- compensating curve
C- curve of Wilson
D- Monson curve Ans: A- curve of Spee
B- compensating curve
C- curve of Wilson
D- Monson curve
5.- The chroma of a color refers to
A- intensity
B- amount of gray
C- amount of orange
D- basic color Ans: A- intensity
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,B- amount of gray
C- amount of orange
D- basic color
6.- When torch soldering, which part of the flame should be used
A- mixing
B- Reducing
C- Combustion
D- oxidizing Ans: B- Reducing
7.- The part of the tooth that extends above the gingiva is called
A- cingulum
B- cervical
C- Crown
D- embrasure Ans: C- Crown
8.- A disadvantage of agar type impression materials is that they must
A- should be poured immediately
B- are not too accurate
C- they give off bad odors
D·hard materials to manage Ans: A- should be poured immediately
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, B- are not too accurate
C- they give off bad odors
D·hard materials to manage
9.- What is a muscle of facial expression
A- masseter
B- orbicularis oris
C- temporalis
D- mylohoid Ans: A- masseter
B- orbicularis oris
C- temporalis
D- mylohoid
10.- The most simple articulator,that has no movement other than basic opening and
closing is
A-hinge
B- fixed guide
C- semi adjustable
D- fully adjustable Ans: A-hinge
B- fixed guide
© Get it right 2025 Getaway - Stuvia US All rights reserved
