Chair side ch 20, 21 Flashcards

1
Q

Antiseptic

A

Substance for killing microorganisms on skin

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2
Q

Bioburden

A

Blood, saliva, and other fluids

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3
Q

Transfer surfaces

A

Surfaces that are not directly touched but are often touched by contaminated instruments

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4
Q

Splash, splatter, and droplet surfaces

A

Surfaces that do not contact the members of the dental team or the contaminated instruments or supplies

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5
Q

Precleaning

A

Removal of bioburden before disinfection

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6
Q

Residual activity

A

The action that continues long after initial application

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7
Q

Tuberculocidal agent

A

Capable of inactivating mycobacterium tuberculosis

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8
Q

Broad-spectrum

A

A disinfectant capable of killing a wide range of microbes

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9
Q

Iodophor

A

An EPA-registered intermediate-level hospital disinfectant

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10
Q

Synthetic phenol compound

A

An EPA-registered intermediate-level hospital disinfectant with broad-spectrum disinfection action

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11
Q

Glutaraldehyde

A

A high-level disinfectant or sterilant

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12
Q

Chlorine dioxide

A

Effective rapid-acting enviro surface disinfectant or chemical sterilant

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13
Q

Intermediate-level disinfectant

A

Destroys M. Tuberculosis, viruses, fungi, and vegetative bacteria and is used for disinfecting dental operators surfaces

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14
Q

Low-level disinfectant

A

Destroys certain viruses and fungi and can be used for general housecleaning purposes

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15
Q

Greener infection control

A

Minimizing enviro impact of infection control products and procedures

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16
Q

Why surfaces disinfected in dental rooms

A

Prevent patient to patient trans

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17
Q

What is used to prevent surface contamination

A

Sterilization and disinfectant

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18
Q

What is purpose of surface barrier

A

Prevent cross contamination

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19
Q

What agency requires use of surface disinfection

A

OSHA

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20
Q

Why surfaces precleaned

A

Remove bioburden

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21
Q

Where antiseptic used

A

On skin

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22
Q

What agency regulates disinfectants

A

EPA

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23
Q

What chemical solution recommended for heat-resistant items

A

Glutaraldehyde

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24
Q

Name for disinfectant that can leave reddish or yellowish stain

A

Iodophors

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25
Q

Disadvantage of synthetic phenols

A

Leaves residual film on surfaces

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26
Q

Common term for sodium hypochlorite

A

Bleach

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27
Q

Which disinfectant not effective if blood or saliva present

A

Alcohol

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28
Q

Common use of chlorine dioxide

A

Surfaces disinfectant and sterilant

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29
Q

Event-related packaging

A

It is assumed the contents of package will remain sterile indefinitely unless compromised

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30
Q

Sterilant

A

Agent capable of killing all microorganisms

31
Q

Autoclave

A

Piece of equipment used for sterilizing by moist heat under pressure

32
Q

Biologic indicators

A

Vials or strips (spore tests) contain harmless bacterial spores used to determine wether sterilizer working

33
Q

Chemical vapor sterilizer

A

Used for sterilizing by hot formaldehyde vapors under pressure

34
Q

Critical instrument

A

Used to penetrate soft tissue or bone

35
Q

Semicritical instrument

A

Comes in contact with oral tissues but not penetrate soft tissue or bone

36
Q

Noncritical instrument

A

Come in contact with intact skin only

37
Q

Clean area

A

Area of sterilization are where everything clean and sterilized are stored

38
Q

Contaminated area

A

Contaminated items brought for precleaning

39
Q

Biologic monitor

A

Verifies sterilization

40
Q

Single parameter indicator

A

Tapes, strips, and tabs change color when exposed to certain temps

41
Q

Endospore

A

Resistant dormant structure formed inside some bacteria can withstand adverse conditions

42
Q

Ultra sonic cleaner

A

Loosens and removes debris by sound waves

43
Q

Multi-parameter indicator

A

Reacts to time, temp, and presence of steam

44
Q

Basic rule of workflow pattern in an instrument processing area

A

Single-loop

45
Q

If instruments not processed immediately what is done

A

Placed in holding solution

46
Q

Methods of precleaning instruments

A

Hand scrubbing, ultra sonic cleaning, thermal washer and disinfector

47
Q

method of precleaning instruments least desirable

A

Hand scrubbing

48
Q

Kitchen dishwashers cannot be used to preclean instruments because they are

A

not FDA approved

49
Q

Rusting of instruments prevented by

A

Lubrication

50
Q

Instruments are packaged for sterilization to

A

Maintain sterility

51
Q

Why aren’t pins paper clips staples used

A

Cause holes in packaging

52
Q

3 forms of sterilization monitoring

A

Physical chemical biological

53
Q

Where do u place a process indicator

A

Outside package

54
Q

Another term for spore testing

A

Biological monitoring

55
Q

Do multi parameter indicators ensure items are sterile

A

No

56
Q

Best way to determine if sterilization occurred

A

Biological monitoring

57
Q

What causes sterilization failure

A

Wrong temp, overloading sterilizer, improper contact of sterilizing agent

58
Q

Common used forms of heat sterilization

A

Steam, chemical vapor, dry heat

59
Q

Disadvantage of flash sterilization

A

Inability to wrap items

60
Q

Advantage of chemical vapor sterilization

A

Instruments will not rust

61
Q

Example of dry heat sterilization is

A

Static air

62
Q

How do u rinse instruments that have been processed in a liquid chemical sterilant

A

Sterile water

63
Q

How do u prep a high speed hand piece for sterilization

A

Flush water through it

64
Q

Which heat sterilization appropriate for high speed hand pieces

A

Steam and chemical sterilant

65
Q

Why is it recommended to use single use items

A

Reduce the chance for patient to patient contamination

65
Q

What should you do if the barrier becomes torn

A

Replace it and clean/disinfect the surface under the barrier

66
Q

Which surfaces must have barriers

A

Touch and transfers surfaces

67
Q

What is the ideal disinfectant

A

Odorless, inexpensive, simple to use, works on surfaces with removing bioburden

68
Q

How do you test the ultrasonic cleaner

A

Hold 5 x 5” sheet of lightweight aluminum foil vertically half submerged in fresh solution, run for 20 seconds, hold toward the light should be evenly marked with tiny pebbling affects over entire surface. More than half inch without pebbling is bad

69
Q

What PPE is necessary when processing instruments

A

Eyewear, utility gloves, mask, protective clothing

70
Q

Time/Temp typical steam Temps in sterilizing cycle

A

250°/30 minutes (Occ), 250°/15 minutes, 273°/10 minutes, 273°/3 minutes

71
Q

What is a process indicator

A

Strips of paper that indicate if instruments have been exposed to a certain temperature not duration or pressure

72
Q

What is a process integrator and where is it placed

A

Inside package, responding to pressure, temp, and time