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Dental Assisting > CDYE > Flashcards

CDYE Flashcards

1
Q

general dentistry is also referred to as

A

operative dentistry

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2
Q

what is a common term used to describe decay

A

cavity

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3
Q

which step in the initial prep allows the dentist to determine shape and placement of the cavity walls

A

resistance form

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4
Q

which wall of a cavity prep is perpendicular to the long axis of the tooth

A

pulpal foor

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5
Q

class I

A

one surface, pits and fissures

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6
Q

class II

A

extension of class I into proximal surfaces, 2 or 3 surface

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7
Q

class III and IV

A

class III inter proximal surfaces of incisors and canines. class IV incised edge of canines and incisors interproximally

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8
Q

class V

A

decay on gingival third

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9
Q

retention pins

A

indicated for teeth with significant loss of tooth structure

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10
Q

in general one retention is placed for

A

each missing cusp

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11
Q

tooth whitening can help with

A

extrinsic stains, intrinsic stains and aging/routine wear

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12
Q

main ingredient of tooth whitening product

A

hydrogen peroxide

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13
Q

adverse effects of tooth whitening

A

tissue irritation, thermal sensitivity

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14
Q

universal retainer also referred to as

A

tofflemire retainer

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15
Q

which cavity classifications use a posterior matrix system

A

class II

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16
Q

what is the plural of matrix

A

matrices

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17
Q

what is used to hold a posterior matrix band in place intra orally

A

universal retainer, matrix band

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18
Q

when a matrix band is placed on the tooth which direction is the smaller circumference of the band placed

A

placed towards the gingiva

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19
Q

what instrument is commonly used to contour matrix band

A

burnisher

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20
Q

what additional item is used in the universal matrix system to reestablish proper contact with an adjacent tooth

A

wedge

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21
Q

what can result from improper wedge placement

A

overhang or cupping

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22
Q

what is cupping

A

indentation of restorative material

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23
Q

what is another term for a clear plastic matrix

A

celluloid strip or mylar strip

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24
Q

what cavity classification is a mylar strip used for

A

class III or IV

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25
Q

what matrix system is an alternative to the universal retainer

A

automatrix system (no retainer to hold band in place)

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26
Q

what type of matrix system uses a spot welder to fuse the ends together

A

spot welded band

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27
Q

what kinds of dental instruments are more often referred to by numbers than by name

A

pliers and forceps

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28
Q

what part of the instrument is located between handle and working end

A

shank

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29
Q

what classification of instruments is used to remove decay manually

A

hand cutting instruments

30
Q

what are four uses of the mouth mirror

A

indirect vision, reflection, retraction, transillumination

31
Q

describe the main feature of the working end of an explorer

A

thin flexible wire-like with a sharp point at tip

32
Q

what 3 instruments make up basic setup

A

explorer, mirror, cotton forceps

33
Q

what instrument measures the sulcus of the tooth

A

periodontal probe

34
Q

what 2 excavators are commonly used in dentistry

A

spoon excavator and black spoon

35
Q

function of the hoe

A

prepare tooth and plane the walls and floors of tooth prep

36
Q

chisels are used to do what 3 things

A

place retention grooves, form sharp lines and angles, and break down enamel margin

37
Q

what are the 4 common chisels used in dentistry

A

straight, bin-angle, wedelstaedt, angle-formed

38
Q

hatchets are used to

A

cut enamel and smooth walls and floors of tooth prep

39
Q

GMT is a type of

A

chisel

40
Q

what instrument would you transfer to dentist to carve anatomy back into inter proximal portion of amalgam restoration

A

hollenback carver

41
Q

what instrument is used to pack amalgam during the restoration process

A

condenser

42
Q

what type of instrument is the discoid-cleoid

A

carver

43
Q

what types of scissors are commonly placed on restorative tray setup

A

crown and bridge

44
Q

what is numerical name for howe pliers

A

110

45
Q

where is freshly mixed amalgam placed after trituration of the material

A

amalgam well

46
Q

2 most common types of dental hand-piece

A

high and low speed

47
Q

how fast can low speed hand-piece rotate

A

30,000 RPM

48
Q

which attachment is used to hold a latch type bur

A

contra-angle

49
Q

how fast does high speed handpiece operate

A

450,000

50
Q

what type of bur locking system is found on high speed handpiece

A

friction- grip

51
Q

what type of shank fits into contra angle attachment

A

latch type

52
Q

restorative burs are made from what

A

tungsten carbide

53
Q

what design of bur is 33 1/2

A

inverted cone

54
Q

what gives diamond bur its advantage

A

cutting ability; shorter prep time

55
Q

finishing burs are used on what type of dental material

A

esthetic materials

56
Q

what is used to hold a sandpaper disc in place

A

mandrel

57
Q

what is used to stabilize and stretch the dam away from the tooth

A

dental dam frame

58
Q

tighten the ___ so that the band is help securely in the retainer

A

outer knob

59
Q

the wedge is generally placed on the

A

lingual

60
Q

diagonal slotted surface of retainer is always placed towards

A

gingiva

61
Q

the retainer is placed from the

A

buccal surface of the tooth

62
Q

which end of the amalgam carrier is used to start the filling process

A

smallest

63
Q

howe pliers carry

A

cotton products to and from oral cavity

64
Q

rotary instruments (burs) are used to remove

A

decay and old or faulty restorations

65
Q

round burs range in number from

A

1/4 to 10

66
Q

brownies are used for

A

smoothing amalgam

67
Q

greenies are used for

A

polishing amalgam

68
Q

cuttlebone is most often

A

adhered to discs and points

69
Q

most frequently selected diamond burs

A

flame, round, wheel, flat end taper

70
Q

what clamp is selected for quadrant 1 and 3

A

13A

71
Q

clamp for quadrant 2 and 4

A

12A

72
Q

clamp 2A is used on

A

premolars

Dental Assisting (32 decks)

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