Final :D !!! Flashcards

(82 cards)

0
Q

Some reasons for using lubricant (either water or oil on the stone) is to facilitate movement during sharpening and prevent clogging the pores of the stone. T or F

A

True

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1
Q

The last downward stroke of sharpening should go completely off the stone and have created lateral pressure than any of the upward stokes to reduce the formation of wire edges. T or F

A

False

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2
Q

During sharpening the stone should be moved vertically 1-2 inches

A

False

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3
Q

The internal angles of the cutting edges of sickle scalers and cutest are the same. T or F

A

True

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4
Q

If you use a dull instrument you may burnish instead of remove the calculus. T or F

A

True

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5
Q

The American academy of periodontology definition of scaling is: the instrumentation of the teeth to remove calculus

A

False

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6
Q

When using the plastic testing stick to wbu late instrument sharpness place the instrument blade abasing the stick at the same angle used for scaling and scrape the plastic in a scaling stroke removing several thin strands of plastic. T or F

A

False

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7
Q

Sharpening area specific gracey curets require sharpening only the lower one third of the curing edge because these curets are used on such specific surfaces T or F

A

False

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8
Q

Hypo mineralized enamel absorbs fluoride in greater quantities than sound enamel. T or F

A

True

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9
Q

It is important to professionally apply fluoride on patients who have decreased salvia flow because they need the increased mohair use in their mouths. T or F

A

False

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10
Q

More surface enamel is lost from abrasive polishing over demineralization white spots than over intact enamel T or F

A

True

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11
Q

The majority of stain that was not removed during patient education can be removed with scaling and not require rotary polishing. T or F

A

True

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12
Q

To help ensure the correct position of the gracey curet blade the operator observes the position of the terminal shank whereas it is the handle of the universal curet which help position it’s blade T or F

A

True

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13
Q

Sodium fluoride gel is applied professionally in a 5% form for maximum uptake

A

False

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14
Q

Padding the rubber cup using slow speed and moist polishing agent help to control the amount of heat produced during rotary polishing

A

True

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15
Q

Patients are told not to swallow during a professionally applied fluoride because a tray or paint on technique contains enough fluoride to cause a certainly lethal dose of fluoride

A

False

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16
Q

Acidulated phosphate fluoride has a low ph so it should not be used on teeth with proclein or composite restorations

A

True

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17
Q

When placing the fluoride in a tray the fluoride should reach the rim of the tray completely filling the tray to ensure coverage of all surfaces

A

False

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18
Q

Digital video imaging done with intraoral wand is not as valuable during patient education as using a typhodont to identify locations needing better biofilm removal

A

False

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19
Q

To determine the sequence of a treatment plan you have to consider if there are any urgent problems what the etiological factors are, the severity of the condition and the patient as an individual

A

True

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20
Q

When you ask for feedback in the ccp clinic the instructors will perform the necessary immediate evaluation of your treatment of a patent by exploring all surfaces to see if all the deposits have been removed

A

False

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21
Q

A patient with excellent periodontal treatment results has been well maintained the first year after treatment has no complicating favored and good oral hygiene may require only one maintenance recall appointment per year

A

True

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22
Q

Immediate evaluation does not include an assessment of the gingival respond to deposit removal because the tissues haven’t had time to respond so you must wait for the follow up evaluation

A

True

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23
Q

According to Wilkins the purpose of a maintenance program is the removal of any deposits missed during initial therapy

A

False

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24
Patients with extensive restorative treatment like crowns, bridges and implants require less frequent recall maintenance appointments because restore surface accumulate less calculus
False
25
After reviewing the patients medical/dental histories/ medications and obtaining the vitals signs you will sign to for the dentist to review your findings, do a cursory exams and prescribe radiographs
True
26
Follow up evaluation includes assessing if the hygienists biofilm removal education/ instructions were effective
True
27
Exploratory or assessment stokes should be done intermittently between each scaling and root planning stroke
True
28
Fluoride varnish contains 46% NaF
False
29
A patient presenting with no deposits, including no biofilm and yet there are signs of gingival inflammation may not be removing the biofilm completely on a regular basis
True
30
During follow up evaluation it is important to evaluate how the patient performs plaque removal and how effective it is
True
31
Digital video imaging done with intraoral wand is not as valuable during patient education as using typhodont to identify locations needing better biofilm removal
False
32
An extrinsic dental stain is one which is on the outer surface therefor is of an exogenous source and can be removed by mechanical means
True
33
Intro oral photographs can be used for comparison between pre treatment and post treatment
True
34
Immediate evaluation includes an assessment of the gingival response to deposit removal
False
35
Assessment data must be looked at as a whole, synthesizing and correlating the information to create a treatment plan
True
36
Exploratory or assessment strokes should be done intermittently between each scaling and root planning stroke
True
37
Mottled enamel (fluorosis) will not occur with topical fluoride applications
True
38
The abutment tooth is the natural tooth remaining or implant which supports a prosthetic
True
39
When cleaning a denture you should hold it carefully by the border so that all surfaces can be cleaned
False
40
In the ccp dental hygiene clinic, the agreement and consent are aofned by the patient after the treatment plan has been completely written and signed by an instructor
False
41
Removable spoil and should be kept in water or cleaning solution when not in patients mouth because the applicable may distort
True
42
The first thing you do after receiving a removable prosthetic from a patient is place it in a sterile beaker clean it in the ultrasonic bath to remove all debris the examine it for defects
False
43
One client care evaluation form is used during all of the treatment from the first appointment to the last
True
44
If there is stain or calculus on a dentures impression surface the hygienist does not scale it off
True
45
Parents should use full strength household bleach to clean their removable dentures and partials if there is stain on them
False
46
An advantage of fluoride varnish is that it does not require a completely dry environment for application
True
47
During polishing with rotary rubber cup, the rubber cup should be placed at a 45 degree angle to the tooth surface
False
48
Gross scaling should be done at the first appointment and fine scaling / root planning done during subsequence appointments so compete refinement can be accomplished
False
49
The sickle scalers have an advantage over curets because they can remove deposits close to the contacts between teeth
True
50
The primary objective of scaling and root planning is to smooth the tooth so it is esthetically acceptable
False
51
The 13/14 Columbia curet is a true universal in that it can be used anywhere in the mouth on any surface in any depth of pocket to remove any kind of calculus
False
52
Exploratory/ assessment strokes should be done intermittently between each scaling stroke and root planning stroke
True
53
To identify the universal curets cutting edge to be used for scaling you hold the terminal shank perpendicular to the floor
False
54
Channeling/ channel scaling means you engage a small segment of a calculus deposit with each working stroke to remove it not trying to remove a whole deposit with one stroke
True
55
Root planning strokes begin like scaling strokes and the progressively become longer strokes with lighter lateral pressure until the surface is smooth
True
56
Flies as a scaling instrument are used to help crush and fragment especially tenacious calculus deposits so sickles and curets are not needed
False
57
To remove calculus deposit from interproximal surfaces begin your scaling strokes directly apical to the contact and move to the base of the interproximal pocket
False
58
On external surface of tooth - May be removed by mechanical means (tooth brushing, scaling, ultrasonic, polishing) - always exogenous
Extrinsic stain
59
Occur within tooth surface - can not be removed by mechanical means - May be exogenous or endogenous
Intrinsic stain
60
Come from sources outside of the tooth - develop after tooth eruption - May remain extrinsic or become intrinsic
Exogenous
61
Originates within the tooth substances | -always intrinsic
Endogenous
62
Chromosome bacteria or fungi - do not scale; underlying demineralization may be present - brush away
Green stain
63
Stain most frequently seen in clean mouths - recurrent - scale/polish off
Black stain
64
Light brown to leathery black brown
Tobacco stains
65
Chromogenic bacteria in biofilm
Orange/ red stain
66
Acute gingivitis appears in about 2-3 weeks T or F
True
67
Gingival health restores in 3-5 days of effective brushing and flossing T or F
True
68
Angulation greater than 90 degrees
One cutting edge will be in contact with the soft tissue lining
69
Angulation less than 45 degrees
The cutting edge will slide over the calculus deposit rather than biting in to it
70
The face to root surface angulation for root debridement is an angle between
60-70 degrees
71
For calculus removal the face to tooth surface angulation is an angle between
45-90 degrees * calculus removal= closer to 70 degrees * root planning= a little more than 45 degrees
72
Calculus removal stroke
Biting stroke
73
Shaving stroke made with light pressure with the cutting edge against the tooth cementum -slightly longer than a calculus stroke
Root debridement stroke
74
When sharpening point tip or toe I instrument toward self and face parallel to the floor T or F
True
75
Grasp stone firmly in superior hand by opposing edges and position it against the heel of the cutting edge at a 70-80 degree internal blade angle (100-110 degree angle to face of blade) T or F
True
76
When sharpening use a rhythmical stroke 1/2 to 1 inch WITHOUT stone coming off instrument T or F
True
77
Polishing agent used on sealants
Plain flour of pumice - no oils , fluoride or flavoring agents
78
Face of the blade is at a 90 degree angle to the terminal shank
Sickle scalers and universal curets
79
Face perpendicular to the lower shank (90 degrees)
Sickle scalers & universal curets
80
Face tilts at a 70 degree angle to the lower shank
Gracey curets
81
The lower cutting edge is automatically at the correct angulation when the lower shank is parallel to the tooth surface
Gracey curet