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The purpose of the pickling solution is to


A) prepare the die
B) melt the wax pattern
C) remove film from the cast restoration
D) allow easy removal of the wax pattern from the die

E) B) and D)
F) B) and C)

Correct Answer

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A wax setup is


A) hardened inlay wax
B) a sample denture
C) the gum tissue base that eventually will receive denture teeth
D) none of the above

E) A) and C)
F) All of the above

Correct Answer

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The correct order for casting a restoration is


A) die, wax pattern, investment, casting
B) sprue, dowel, liner, wax elimination
C) casting ring, liner, sprue, casting
D) investment, pickling, casting, wax elimination

E) B) and C)
F) C) and D)

Correct Answer

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New CAD/CAM technologies have greatly improved techniques in impression taking.

A) True
B) False

Correct Answer

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Which computer technology acquires three views per tooth.


A) CEREC AC with Bluecam
B) E4D Dentist
C) LAVA COS
D) iTero

E) A) and D)
F) B) and C)

Correct Answer

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The denture post dam provides


A) stabilization
B) suction seal
C) pink gum tissue
D) white teeth replacement

E) C) and D)
F) A) and C)

Correct Answer

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A type of denture that may be placed in the presence of natural teeth is called a/an


A) single denture
B) immediate denture
C) overdenture
D) none of the above

E) A) and C)
F) C) and D)

Correct Answer

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Inlays, onlays, veneers, and crowns are all


A) porcelain fused to metal
B) post and core
C) temporary restorations
D) fixed prostheses

E) None of the above
F) B) and D)

Correct Answer

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The desirable use zone for a blowtorch is


A) Zone I
B) Zone II
C) Zone III
D) Zone IV

E) B) and C)
F) C) and D)

Correct Answer

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The position of the mandible as far posterior as possible while in occlusion is called


A) centric relationship
B) biting on the posterior teeth
C) retrusion
D) protrusion

E) A) and B)
F) None of the above

Correct Answer

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A removable partial denture


A) is also called crown and bridgework
B) is cemented in the mouth
C) replaces all teeth in one arch
D) can be removed at will by the patient

E) All of the above
F) A) and B)

Correct Answer

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The purpose of flux is to


A) increase the heat during casting
B) retard the advance of the solder
C) help join the two metals
D) protect the alloy from oxidation

E) B) and D)
F) A) and D)

Correct Answer

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A full mouth denture set replaces all the teeth in the maxillary or mandibular arch.

A) True
B) False

Correct Answer

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False

The melting, shaping, and forming of wax rims to simulate functional and esthetic gingival tissue is a procedure called


A) festooning
B) muscle trimming
C) plating
D) casting

E) B) and C)
F) B) and D)

Correct Answer

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A

A veneer covers


A) the facial surface
B) all surfaces of a tooth
C) all surfaces except the facial surface
D) tooth cusps

E) A) and C)
F) None of the above

Correct Answer

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The number of denture teeth viewed while the patient is smiling is called


A) centric relationship
B) smile line
C) cuspid eminence
D) vertical dimension

E) A) and C)
F) A) and B)

Correct Answer

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Match the term to its correct definition

Premises
warms wax for use in procedures
suction unit to remove gypsum and acrylic dust
sands, smoothes, and shapes materials
device to mix gypsum products
prepares hydrocolloid materials for use
melts out the wax patterns from investment materials
used to construct a mouthguard
a specialist in porcelain crowns and restorations
used to weld orthodontic bands
used to externally heat an object
grinding device to remove excess gypsum on diagnostic casts
imitates movement of the TMJ for models
amount of time the lab requires to complete the prescription
someone who makes dentures
forces melted alloy into an investment ring
forces sand to clean and polish items
used with a lathe to keep the area clean
prepares materials at temperatures between 100°C (200°F) and 480°C (900°F)
prepares materials up to 176.7°C (350°F)
electroplates gold veneers
uses compressed gas to melt alloys for casting
prescription order for fabrication of an appliance by the lab
completes the polymerization of acrylics
shakes the air bubbles to the top of the gypsum mix
applies alloy materials to surface objects
benchtop units that provide power for lab work
Responses
bath
model trimmer
articulator
working days
welder/solder machine
splash pan
curing unit
vibrator
ceramist
work order
gypsum-mixing machine
denturist
waxing unit
blowtorch
hydrocolloid conditioning machine
oven
electric motors and handpieces
electroplating unit
plating unit
casting machine
furnace
burner
vacuum formers
sandblasting machine
dust collector
lathe

Correct Answer

warms wax for use in procedures
waxing unit
suction unit to remove gypsum and acrylic dust
dust collector
sands, smoothes, and shapes materials
lathe
device to mix gypsum products
gypsum-mixing machine
prepares hydrocolloid materials for use
hydrocolloid conditioning machine
melts out the wax patterns from investment materials
furnace
used to construct a mouthguard
vacuum formers
a specialist in porcelain crowns and restorations
ceramist
used to weld orthodontic bands
welder/solder machine
used to externally heat an object
burner
grinding device to remove excess gypsum on diagnostic casts
model trimmer
imitates movement of the TMJ for models
articulator
amount of time the lab requires to complete the prescription
working days
someone who makes dentures
denturist
forces melted alloy into an investment ring
casting machine
forces sand to clean and polish items
sandblasting machine
used with a lathe to keep the area clean
splash pan
prepares materials at temperatures between 100°C (200°F) and 480°C (900°F)
oven
prepares materials up to 176.7°C (350°F)
bath
electroplates gold veneers
plating unit
uses compressed gas to melt alloys for casting
blowtorch
prescription order for fabrication of an appliance by the lab
work order
completes the polymerization of acrylics
curing unit
shakes the air bubbles to the top of the gypsum mix
vibrator
applies alloy materials to surface objects
electroplating unit
benchtop units that provide power for lab work
electric motors and handpieces

The height of the denture teeth while in occlusion is called


A) smile line
B) cuspid eminence
C) vertical dimension
D) centric relationship

E) B) and C)
F) A) and D)

Correct Answer

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The coolest part of the flame of a blowtorch is


A) Zone I
B) Zone II
C) Zone III
D) Zone IV

E) All of the above
F) A) and D)

Correct Answer

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A partial appliance


A) is under construction and not yet completed
B) replaces one or more teeth, but not all teeth, in an arch
C) replaces all teeth in one arch, but teeth remain in the other arch
D) is the base of a denture

E) A) and D)
F) None of the above

Correct Answer

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