VOLUME 3 Flashcards

1
Q

(401) What is the function of prosthodontic dentistry?

A

Substitutes or replaces oral structures

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2
Q

(401) Which dentist receives referrals for the most difficult cases requiring replacement of missing
teeth?

A

Prosthodontist.

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3
Q

(401) What factors influence the scheduling of prosthodontic patients for treatment?

A

Laboratory personnel staffing and workload

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4
Q

(401) What should you do if you are uncertain about the time allocation for various prosthodontic
procedures?

A

Ask the dentist and coordinate with the laboratory

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5
Q

(401) What form must you initiate whenever preliminary impressions are made?

A

DD Form 2322

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6
Q

(401) When does the assistant coordinate the prosthodontic cases with the dental laboratory?

A

After completing evaluation and DD Form 2322.

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7
Q

(402) The DD Form 2322, Dental Laboratory Work Authorization, contains

A

patient information, fabrication instructions, and is used as a precious metals voucher, and an
entry form for CLV codes

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8
Q

(402) How many copies of DD Form 2322, must accompany a prosthetic case if the case is to be
fabricated locally and precious metals are not required?

A

Two

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9
Q

(402) How many copies of DD Form 2322, must accompany a prosthetic case if it is sent out to
another laboratory for fabrication and the case requires precious metals?

A

Four

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10
Q

(402) When and how many copies of the DD Form 2322 are retained in the Register of Precious
Metals and Alloys if precious metals are expended?

A

At the servicing laboratory; 1.

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11
Q

(403) Which spatula do you use on the less delicate waxwork where detail is not required?

A

Gritman #31.

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12
Q

(403) When smoothing wax in the dental laboratory, which is the best instrument to use?

A

Roach carver

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13
Q

(403) Which prosthodontic knife do you use to trim impression wax and requires an extremely
sharp cutting edge?

A

Compound

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14
Q

(403) Which prosthodontic knife do you use to trim and chisel impression compounds?

A

Plaster

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15
Q

(403) What type of bur is used only in straight handpieces and lathes in the dental laboratory?

A

Denture trimming

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16
Q

(403) Which type of dental pliers do you use to contour crowns, fit bands, and have beaks that are
shaped similar to a ball and socket?

A

114

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17
Q

(403) Which dental pliers, commonly called three-prong pliers, do you use for wire and clasp
bending?

A

201 Adere

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18
Q

(403) Which dental instrument has a handle encircled with a heavy steel weight that slides from
one end of the handle to the other?

A

Crown remover

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19
Q

(403) What dental device recreates the normal movement of a patient’s jaw during the
fabrications of the prosthesis?

A

Articulator

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20
Q

(404) In prosthodontics, when fabricating custom impression trays, custom tray tissue stops are
used to

A

provide room for a controlled thickness of impression material.

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21
Q

(404) In fabricating a prosthodontic custom tray, what will surely result from failing to block out
undercuts on the cast?

A

Damaged cast or tray

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22
Q

(404) What requirement must a prosthodontic custom tray handle have?

A

Shaped not to interfere with lip movement.

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23
Q

(404) In prosthodontics, what material, applied to the attachment site, will improve bonding
between the handle and tray?

A

Monomer

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24
Q

(405) Although a mouthguard does not prevent the teeth from fracturing, it does

A

prevent teeth fragments from damaging the oral tissue

25
Q

(405) One purpose of a mouthguard is to reduce the risk of concussion by

A

acting as a shock absorber.

26
Q

(405) The buccal flange of a mouthguard normally extends to the

A

point where soft tissue meets the attached gingival.

27
Q

(405) Before placing a dental cast in a vacuum adaption machine, you soak the cast in water for a
couple of seconds to

A

prevent the hot thermoplastic material from adhering to the cast

28
Q

(405) What polishing, if any, is done to the periphery of a mouthguard?

A

A light flame with alcohol torch is used

29
Q

(405) What purpose does a stint serve

A

Make provisional restorations

30
Q

(405) In fabricating a stint for a fixed partial denture (FPD) provisional restoration, what action, if
any, is taken to fill the edentulous space?

A

Adapt resin denture teeth.

31
Q

(405) In prosthodontics, how will you know when the material for a stint is overheated?

A

Small bubbles appear

32
Q

(405) In fabricating a prosthodontic stint, what is used to cut away excess material in the sulcus
areas and form around the base of the cast?

A

Heated Bard-Parker knife.

33
Q

(405) In prosthodontics, the unused arch sections of a provisional stint should be

A

kept.

34
Q

(405) The thinning and stretching of a mouthguard is caused by

A

overheating the material

35
Q

(406) What dental specialty studies and supervises the growth and development of dentition and
corrects growth and development abnormalities in children and adults?

A

Orhtodontics

36
Q

(406) What two factors cause people to seek orthodontic treatment?

A

Appearance and impaired dental function

37
Q

(406) The three types of orthodontic treatment are

A

preventive, interceptive, and corrective.

38
Q

(406) What orthodontic appliance is used to prevent teeth from tipping or drifting into a vacant
space?

A

Space maintainer.

39
Q

(406) Orthodontic treatment aimed at correcting developing problems to prevent them from
becoming worse is called

A

interceptive

40
Q

(406) What complex orthodontic treatment involves the use of mechanical appliances to restore
the dentition to fully functional and esthetic condition?

A

Corrective.

41
Q

(407) Facial attachments on orthodontic bands are

A

brackets

42
Q

(407) Which dental instrument has a ball-and-socket opposing ends used for better band
adaptation around the tooth?

A

Band contouring pliers.

43
Q

(407) Which type of ligature pliers has a round, metal cylinder with a channel and forked, blunt
opposing tips for passage of the ligature wire?

A

Coon.

44
Q

(407) Which orthodontic instrument has a safety hold feature to prevent loose wire from
impacting and embedding into the intraoral tissue?

A

Distal end cutter.

45
Q

(407) Which orthodontic instrument is used with heavy wire up to 1.6 mm diameter and is easily
identified because each beak has a rounded notch at a right angle to the beak near the tip?

A

Face-bow adjusting pliers.

46
Q

(407) Which type of orthodontic pliers is used for bending small wire, spring forming, and
contouring brackets?

A

Bird-beak

47
Q

(407) Which type of orthodontic pliers has the outer one-third of the concave beak serrated to
avoid wire slippage and a round beak generally with three sections of various diameters?

A

Tweed loop-forming.

48
Q

(407) Which type of orthodontic utility pliers is used to hold or grasp the arch wire to make
adjustment bends, or place the arch wire in, and remove it from the mouth?

A

Weingart

49
Q

(408) What type of radiograph does the dentist trace and analyze by linear and angular
measurements, compare and assess the growth pattern of the patient, and the effect of orthodontic
treatment has on skeletal development?

A

Cephalometric.

50
Q

(408) All of the following are intraoral photographs documenting the patient’s dental esthetics and
condition of the oral hard and soft tissues except

A

right and left lateral views with the teeth open

51
Q

(408) All of the following are part of the standard extraoral series taken at the beginning of
orthodontic treatment except

A

Straight profile from the left lateral view and full-face frontal view

52
Q

(408) Following examination, diagnosis, and treatment presentation, fixed orthodontic treatment
usually begins with the

A

placement of orthodontic separators.

53
Q

(408) Which basic step is not required for orthodontic bonding?

A

Trial sizing and rebonding of loose brackets.

54
Q

(408) Placement of orthodontic bands requires all of the following steps except

A

acid etch and bonding

55
Q

(408) When is the orthodontic patient usually scheduled for adjustments, after placement and
ligation of the arch wires?

A

3 to 4 weeks

56
Q

(408) How should you check for loose bands at each orthodontic adjustment appointment?

A

Place the end of a scaler on the gingival edge of the band and tug lightly in the occlusal
direction.

57
Q

(408) Following removal of fixed orthodontic appliances, how long does the dentist usually
recommend the wear of a retainer?

A

A full time basis for 6 months to a year.

58
Q
A