Pp Week 3 Flashcards

1
Q

Why is sterilization and disinfection so important

A

Prevents the spread of Covid and other diseases

Protects staff members from viruses and bacteria

Prevents transmission through surface contact

Infection control is a priority

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2
Q

What is the chain of infection

A
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3
Q

How do you break the infection process

A

By breaking one link in the chain

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4
Q

What is it called when the body has the ability to resist disease

A

Immunity

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5
Q

Acute infection

A

Infection of short duration that is often severe example is a cold

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6
Q

Chronic infection

A

An infection of long duration

May not show symptoms of disease (asymptomatic)  ex: HIV

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7
Q

What are the types of infection

A

Acute infection and chronic infection

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8
Q

What are the modes of transmission

A

Direct contact and indirect contact

Airborne transmission and parenteral Transmission

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9
Q

What is direct contact

A

Is person to person via Touch or contact with a persons blood or saliva

sneezing coughing spatter and Unprotected contact with infected lesions or infected body fluids

Hepatitis and HIV are spread by this route

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10
Q

What is indirect contact

A

With a contaminated instrument or surface

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11
Q

Airborne transmission (droplet infection)

A

Droplets of moisture that contain bacteria and viruses

ex: aerosol, spray, spatter during treatment

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12
Q

Parenteral transmission (Percuteanous)

A

Through the skin as with cuts or punctures

ex: needles, cuts, human bites with break of skin

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13
Q

What is the role and responsibility as a cdc and OSHA in isifection control

A

CDC: is NOT a regulatory agency their role is to issue SPECIFIC recommendations for health related matters

OSHA: IS a regulatory Agency its role is to issue specific standards designed to protect the health of employees

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14
Q

What is the CDC?.

A

Center for disease control and prevention

National public health agency of us

Conduct critical sciences and gives health into that protects nation against expensive and dangerous health threats and responds when these arise

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15
Q

What is OSHA?

A

Ensure safe working conditions for workers b making and enforcing standards and providing training outreach education and assistance

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16
Q

OSHA blood borne pathogen standard (BBP)

A
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17
Q

Universal precautions

A

Concept that all human blood and body fluids are treated as Infected with a blood borne disease

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18
Q

Standard precaution

A

This is the CDC expanded concept

This is to integrate and expand the elements of universal precautions into standard of care that is designed to protect healthcare providers and pathogens

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19
Q

Hand hygiene guidelines

A

Wash hand before gloving

Immediately after

After touching contaminated objects or surfaces

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20
Q

Alcohol based hand rubs

A

Concentrates of 60-95% are most effective

More effective then clean soap or even antimicrobial Hand wash at reducing microbial flora

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21
Q

You must always use PPE including

A

Protective clothing

Masks

Eyewear

Gloves

At all time

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22
Q

Utility gloves

A

Worn to clean a treatment room when contaminated instruments are being cleaned or handled over exam gloves

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23
Q

Correct sequencing for donning PPE

A
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24
Q

Correct sequence for removing PPE

A
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25
Q

Latex allergies

A
  1. irritant dermatitis
  2. Type iv allergic Reaction
  3. Type 1
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26
Q

Type 1

A

Most serious can result in death

Is The most severe form and results from closure of the airway caused by swelling called anaphylaxis

2-3 min after contact

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27
Q

Cleaning

A

Removes foreign material on surfaces

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28
Q

Disinfection

A

Removes most pathogenic organisms except bacterial spores

29
Q

Sterilization

A

Removal of all forms of microbial life including viruses, bacterial and fungi and spores

30
Q

Instrument processing

A

Must be preformed in a consistent manner and disciplined manner

31
Q

Sound sterilization practices In dentistry

A

Protects patients, dentists, and whole team

32
Q

Sterilization prevent

A

Growth of bacteria on instruments and surfaces

33
Q

Play proper sterilization procedures aren’t used correctly

A

They can pass from one patient to another

34
Q

Disinfectant are the cleaning solutions that

A

Are used to disinfect disinfecting supplies and equipment help prevent spread of germs

35
Q

Disinfectant

A

Term used for chemicals apply to inanimate surfaces

36
Q

Antiseptic

A

Is used for antimicrobial agents that are applied to living tissue

37
Q

Lab lab studies have determined that

A

Microorganisms survive on surfaces for different length of time

38
Q

It is impossible to

A

Predict accurately the lifespan of microorganisms on the surface

39
Q

Safest approach to avoid contamination is to assume that

A

If the surface has had contact with saliva Blood and any infectious material
live micro organisms are present

40
Q

What are environmental protection agency
epa

A

They regulate disinfectants and chemical sterilants

The only type of products that should be used to disinfect treatment rooms Are products registered with the EPA

41
Q

Is it inactivates M tuberculosis

A

Than it Will kill inactive less resistant microorganism

42
Q

When it comes to disinfectant products keep this in mind before use

A

Shelf life Basically how long a product may be stored

Reuse life which is the time period that a disinfectant should remain effective

And use life which is the period of time during which Germicidal solution is effective

43
Q

Dirty /contaminated area

A

Contaminated items

44
Q

Instrument processing area is divided into contaminated and clean areas which include

A

Dirty contaminated area

Pre-cleaning area

clean area

Sterile items

45
Q

What is the proper flow for processing dirty instruments

A

Entrance

Contaminated

Packaging

Sterile storage

46
Q

Pre-cleaning instrument can be cleaned and one of three ways

A

Hand scrubbing

Ultrasonic cleaning

Instrument washing machine

47
Q

Which one is the least desirable and why

A

Hand scrubbing Because it requires direct hand contact

48
Q

Holding solution

A

If instrument cannot be cleaned immediately it should be placed in holding solution which prevent dry of blood and debris on instruments

49
Q

Ultrasonic cleaner is used to

A

Loosen and remove debris from instruments

Reduce the risk of hand injury

Works by producing sound waves

15-25 min depending on amount and type of material of instrument

50
Q

Flushing the hand piece is the

A

Best way to remove debris

51
Q

An autoclave Is used to

A

Sterilized until instruments and other items by moist heat under pressure

52
Q

The autoclave operates through four cycles which are

A

Heat up

Sterilize

Depressurization

Drying

53
Q

Sterilization Monitoring

A

The three forms are

Physical

Chemical

Biological

54
Q

Physical sterilization monitoring

A

Looking at gauges and reading on the sterilizer and recording the temperature pressure and exposure

55
Q

Chemical sterilization monitoring

A

External and internal

Heat sensitive chemical that changes color when exposed to certain conditions

Process indicators (external)

Process integrators (internal)

56
Q

Biological indicators

A

Vials or strips that contain harmless bacterial spores that are used to determine whether sterilization has occurred

57
Q

Bioburden

A

Organic materials such as blood and saliva

58
Q

Artifact

A

A blemish or unintended radiographic image that is not present in the actual structure

59
Q

Reservoir

A

A place where microorganism Normally live and reproduce

Like humans animals water contaminated surfaces bioburden

60
Q

Informed consent

A

Process of giving information to the patient about the possible risk benefit and alternatives and the permission is granted by the patient

61
Q

Risk management

A

Policies and procedures that will reduce the chance of a malpractice suit brought against the dentist this includes patient informed consent patient records confidentiality liability issues and patient education

62
Q

image receptor

A

Another name for dental film, phosphor storage plates or sensor

63
Q

Invert

A

To turn upside down or inside out

64
Q

Torque

A

Twisting or turning force

65
Q

High speed handpiece

A

Used for all procedures can reach speed up to 450,000 rpm

66
Q

Saliva ejector

A

Spawshaped,oral evaluator used during less invasive procedures

67
Q

High volume evacutor (hve)

A

More invasive procedures

68
Q

Rubber mom

A

Isolate or expose a selected tooth or teeth

Protects the patent from aspirating or swallowing debris

Provides moisture control when placing restorations