CDT COMPREHENSIVE EXAM
LATEST 2025 ACTUAL EXAM
COMPLETE 300+ QUESTIONS AND
DETAILED ANSWERS (VERIFIED
ANSWERS ALREADY GRADED A+ )
!!!!! BRAND NEW !!!!!
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1.- What does the technician need to do to make porcelain restoration appear wider than the space
available for the tooth - = ANSWER =- >> A- interproximal porcelain of a higher value than the body
shade
B- interproximal porcelain of a lower value than the body shade
C- cervical porcelain of a higher chroma than the body shade
D- cervical porcelain of a lower chroma than the body shade
1.- What are wetting agents used on wax patterns for - = ANSWER =- >> 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
3.·Cusp to fossa occlusion is advantageous over cusp to embrasure occlusion because - = ANSWER =- >>
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 - = ANSWER =- >> A- curve of Spee
B- compensating curve
C- curve of Wilson
D- Monson curve
5.- The chroma of a color refers to - = ANSWER =- >> A- intensity
B- amount of gray
C- amount of orange
D- basic color
6.- When torch soldering, which part of the flame should be used - = ANSWER =- >> A- mixing
B- Reducing
C- Combustion
D- oxidizing
7.- The part of the tooth that extends above the gingiva is called - = ANSWER =- >> A- cingulum
B- cervical
C- Crown
D- embrasure
8.- A disadvantage of agar type impression materials is that they must - = ANSWER =- >> A- should be
poured immediately
B- are not too accurate
C- they give off bad odors
D·hard materials to manage
9.- What is a muscle of facial expression - = ANSWER =- >> 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 - =
ANSWER =- >> A-hinge
B- fixed guide
C- semi adjustable
D- fully adjustable
11.- Materials that soften under heat and become solid when cold but do not change chemically are
called - = ANSWER =- >> A- thermocure
B- thermoset
C- thennogel
D- thermoplastic
12.- What clasp emerges from an occlusal embrasure area and engages the undercut - = ANSWER =- >>
A- ball clasp
B- arrowhead clasp
C- Adams clasp
D- all of the above
13.- What happens when gypsum investment is allowed to set under water - = ANSWER =- >> A-
increases its expansion
B- decreases its expansion
C- uneven expansion
D- there is no expansion
13.- A depression cut into the patient's abutment tooth to prepare it for a partial framework is called - =
ANSWER =- >> A-groove
B- connector
C- finish line
, D- rest prep
14.- An advantage of using custom impression trays is - = ANSWER =- >> A- flexibility
B- rigidity
C- uniform thickness of impression material
D- it customizes the impression
15.- A crown sprue and button weighed 7dwt 9gr. After removing crown the remaining button and sprue
wheighed 5dwt llgr What does the crown weigh - = ANSWER =- >> A- 2 dwt. 22 gr
B- 2 dwt. 18gr
C- dwt. 22gr
D- 1dwt. 18gr
16.- What combination of gases is most desirable for melting ceramic alloys - = ANSWER =- >> A- oxygen
and air
B- natural gas (or propane) and oxygen
C- natural gas (or propane) and air
D- acetylene and oxygen
17.- An imaginary line drawn through the abutment teeth,around which a partial would tend to rotate is
called - = ANSWER =- >> A- survey line
B- fulcrum line
C- sagittalplane
D- transverse line
18.- The basic face forms include ovoid,square,and - = ANSWER =- >> A-round
B- modified ovoid
C- Tapered
D- rectangular
LATEST 2025 ACTUAL EXAM
COMPLETE 300+ QUESTIONS AND
DETAILED ANSWERS (VERIFIED
ANSWERS ALREADY GRADED A+ )
!!!!! BRAND NEW !!!!!
…………………………………………………………………………………………………………………………………………………………………
…………………………………………………………………………………………………………………………………………………………………
1.- What does the technician need to do to make porcelain restoration appear wider than the space
available for the tooth - = ANSWER =- >> A- interproximal porcelain of a higher value than the body
shade
B- interproximal porcelain of a lower value than the body shade
C- cervical porcelain of a higher chroma than the body shade
D- cervical porcelain of a lower chroma than the body shade
1.- What are wetting agents used on wax patterns for - = ANSWER =- >> 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
3.·Cusp to fossa occlusion is advantageous over cusp to embrasure occlusion because - = ANSWER =- >>
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 - = ANSWER =- >> A- curve of Spee
B- compensating curve
C- curve of Wilson
D- Monson curve
5.- The chroma of a color refers to - = ANSWER =- >> A- intensity
B- amount of gray
C- amount of orange
D- basic color
6.- When torch soldering, which part of the flame should be used - = ANSWER =- >> A- mixing
B- Reducing
C- Combustion
D- oxidizing
7.- The part of the tooth that extends above the gingiva is called - = ANSWER =- >> A- cingulum
B- cervical
C- Crown
D- embrasure
8.- A disadvantage of agar type impression materials is that they must - = ANSWER =- >> A- should be
poured immediately
B- are not too accurate
C- they give off bad odors
D·hard materials to manage
9.- What is a muscle of facial expression - = ANSWER =- >> 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 - =
ANSWER =- >> A-hinge
B- fixed guide
C- semi adjustable
D- fully adjustable
11.- Materials that soften under heat and become solid when cold but do not change chemically are
called - = ANSWER =- >> A- thermocure
B- thermoset
C- thennogel
D- thermoplastic
12.- What clasp emerges from an occlusal embrasure area and engages the undercut - = ANSWER =- >>
A- ball clasp
B- arrowhead clasp
C- Adams clasp
D- all of the above
13.- What happens when gypsum investment is allowed to set under water - = ANSWER =- >> A-
increases its expansion
B- decreases its expansion
C- uneven expansion
D- there is no expansion
13.- A depression cut into the patient's abutment tooth to prepare it for a partial framework is called - =
ANSWER =- >> A-groove
B- connector
C- finish line
, D- rest prep
14.- An advantage of using custom impression trays is - = ANSWER =- >> A- flexibility
B- rigidity
C- uniform thickness of impression material
D- it customizes the impression
15.- A crown sprue and button weighed 7dwt 9gr. After removing crown the remaining button and sprue
wheighed 5dwt llgr What does the crown weigh - = ANSWER =- >> A- 2 dwt. 22 gr
B- 2 dwt. 18gr
C- dwt. 22gr
D- 1dwt. 18gr
16.- What combination of gases is most desirable for melting ceramic alloys - = ANSWER =- >> A- oxygen
and air
B- natural gas (or propane) and oxygen
C- natural gas (or propane) and air
D- acetylene and oxygen
17.- An imaginary line drawn through the abutment teeth,around which a partial would tend to rotate is
called - = ANSWER =- >> A- survey line
B- fulcrum line
C- sagittalplane
D- transverse line
18.- The basic face forms include ovoid,square,and - = ANSWER =- >> A-round
B- modified ovoid
C- Tapered
D- rectangular
