Clinical Dental Hygiene Flashcards

1
Q

used to penetrate soft tissue or bone should always be sterilized using heat

A

critical items

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2
Q

comes in contact with mucous membranes and non intact skin (skin that is abraded, chapped, dermatitis) should be sterilized using heat or disposable alternative

A

semi critical items

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3
Q

only contact skin (radiograph conehead, blood pressure cuff( clean with EPA registered hospital disinfectant

A

non critical items

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4
Q

direct touching saliva, blood, or OPIM

A

direct contact

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5
Q

touching something that is already contaminated

A

indirect contact

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6
Q

inanimate objects that when contaminated with infectious agents can transfer disease to a new host

A

fomite

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7
Q

visible particles of respirable size commonly generated by handpieces, ultrasonic scalers, air water syringe

A

aerosol

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8
Q

kills MOST organisms

A

disinfection

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9
Q

designed to kill all micro organisms including spores

A

sterilization

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10
Q

commonly used in dental offices, kills mycobacterium tuberculosis

A

intermediate

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11
Q

unacceptable in dental offices, kills hiv and hep b

A

low level disinfectants

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12
Q

steam autoclave

A

250 degrees F, 15-30 minutes

varies if instruments are wrapped or unwrapped

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13
Q

Recommended for all metal instruments

A

dry heat

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14
Q

Normal
Systolic <120, diastolic <80

Hypertension stage 1, 130-139/80-89

Hypertension stage 2, 140 or higher/90 or higher

Hypertensive crisis, higher than 180/higher than 120

A

Patients vitacall phls

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15
Q

loss of calcium, phosphate, and carbonate from the hydroxyapatite crystals

A

deminerilization

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16
Q

demineralization occurs when ph drops below critical levels —- to ——- for enamel, —- to —— for cementum

A
  1. 5-5.5

6. 0-6.7

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17
Q

involved in the caries process
acidogenic and aciduric
causes ph to fall and remain low
produce acids- lactic, butyric and propionic that dissolve tooth structure

A

bacteria

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18
Q

main species involved in caries and is gram positive

A

streptoccus mutans

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19
Q

what does streptoccus mutans mainly produce

A

lactic acid

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20
Q

found in large numbers after cavitation of tooth has occurred

A

lactobacillus

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21
Q

associated with root/cervical caries

A

actinomyces viscosis

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22
Q

fluoride is beneficial in halting the caries process as it has —–, that is slowly released over time, it interferes with bacterial metabolism- bactericidal or bacteriostatic

A

substantivity

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23
Q

evaluation of the relationship between the mesiobuccal cusp of the permanent max first molar and the buccal groove of the permanent mandibular first molar OR relationship of max and mandibular canines

A

angles classification

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24
Q

vertical overlap of max and mand incisors

A

overbite

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25
Q

horizontal overlap of max and mand incisors

A

overjet

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26
Q

relationship of the interproximal surfaces of the maxillary central incisors and the interproximal surfaces of the mandibular central incisors

A

midline deviation

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27
Q

first sign of gingivitis is

A

bleeding on probing

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28
Q

poor oral hyg. drinking dark colored beverages coffee tea fruit juices wine

A

brown

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29
Q

chx and stannous fl may not be able to remove

A

yellow brown

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30
Q

often found in healthy mouths, may be seen as thin lines on the cervical third of tooth, possibly caused by consumption of iron and insoluble ferric sulfide, gram +

A

black

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31
Q

poor oral hyg and chromogenic bacteria

A

green and yellow-green

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32
Q

poor oral hyg

A

orange

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33
Q

occupational exposure of metallic dust

A

blue green

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34
Q

usually appears on incisal/occlusal third of a tooth, opaque or brownish discoloration depending on severity

A

fluorosis

35
Q

metal wire or plastic wire, open embrasure spaces exposed class 3 or 4 furcations, mild arthritis, diastema, orthodontia

A

interdental brush

36
Q

rotated teeth, hard to access third molars, exposed class 3 or 4 furcations

A

tufted brushes

37
Q

delivery of liquid antimicrobial agents, gingival inflammation and bleeding, disrupt loosely adherent plaque, orthodontia

A

oral irrigator

38
Q

what is the least effective oral physiotherapy aid for removing plaque

A

oral irrigator

39
Q

orthodontia, bridges

A

floss (bridge) threader

40
Q

interproximal decay

A

dental floss

41
Q

tufted floss is also known as

A

superfloss and it is for orthodontia, bridges and exposed furcations

42
Q

tartar control

A

pyrophosphates

43
Q

potassium nitrate, strontium ch, or sodium citrate

A

antihypersensitivity

44
Q

antibacterial

A

triclosan

45
Q

absorbed through the bloodstream of developing bone and teeth, can cause skeletal and dental flurosis

A

systemic fl

46
Q

what rapidly absorbs fl

A

stomach and small intestines

47
Q

what excretes fl

A

kidneys

48
Q

Sodium Fl
Sodium silicofluoride
Hydroflurosilic acid

A

water fluoridation

49
Q

community drinking water monitored by

A

epa

50
Q

opt fl level is

A

.7 ppm

51
Q

birth- 6 months require

A

zero fl

52
Q

6 months to 3 years require

A

.25 mg

53
Q

3-6 years of age require

A

.5 mg

54
Q

6-16 years of age require

A

1 mg

55
Q

period of up to two years after eruption of tooth

A

enamel maturation period

56
Q

in office fl.
1.23% APD
2% NaF
5% NaF

A

bactericidal

high concentration and low exposure

57
Q

home fl gels
.4% stannous 1,000 ppm
1.1% neutral sodium, 5,000 ppm

A

bacteriostatic effect, low concentration

58
Q

CHX is

A

bactericidal

59
Q

all anterior surfaces

A

1-2 curet

60
Q

direct facial and lingual of posterior teeth

A

7-8

61
Q

mesial surface of posterior teeth

A

11-12 or 15-16

62
Q

distal surface of posterior teeth

A

13-14, 17-18

63
Q

what application is most effective for rampant decay

A

tray system 2% NaF

64
Q

Sodium fl is recommended for

A

bulimics

65
Q

used for desensitizing exposed roots and caries prevention

A

sodium fl varnish

66
Q

possible gingival sloughing and discoloration of tooth colored restorations

A

stannous fl

67
Q

certainly lethal dose of fl

A

5-10 gram of NaF at one time for adult

68
Q

safely tolerated dose of fl

A

1/4 of certainly lethal dose

69
Q

acute fl toxicity begins within — of ingestion and may persist for as long as 24 hours

A

30 minutes

70
Q

if over — mg induce vomiting

A

5 mg fl

71
Q

if over —- seek medical tx

A

15 mg fl

72
Q

provides detailed information about specific products used in the dental office?

A

material safety data sheet

73
Q

A simple phenol is inappropriate for use for disinfecting the dental operatory. A complex phenol is appropriate for use of disinfecting the dental operatory. What category is a complex phenol

A

mid level disinfectant

74
Q

Which of the following is best to sterilize a dental handpiece?

A

steam autoclave

75
Q

Sterility of instruments is determined by which of the following

A

biological testing monitors

76
Q

Dentinal hypersensitive is caused by

A

movement of fluid within the dentinal tubules

77
Q

A firm pull stroke which proper lateral pressure isolated to the area of the deposit describes what type of instrumentation stroke

A

scaling stroke

78
Q

Calculus is a contributing factor of periodontal disease because it provides a rough surface that harbors bacteria

A

the statement and reason are both correct

79
Q

Which gracey curet is best for use on the maxillary second molar

A

gracey 17-18

80
Q

to achieve long term success with oral home care what must change?

A

behavior

81
Q

Which cutting edge is used to debride the mesiofacial of #30 during instrumentation with the universal curet

A

the opposite cutting edge on the same working end as used for the distal

82
Q

In what percentage is professional strength in office sodium fl gel

A

2 percent

83
Q

Which of the following sterilization techniques is least appropriate for paper products

A

dry heat