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dental assisting mda > Enviromental Health & Safety Chapters 23,23,24 > Flashcards

Enviromental Health & Safety Chapters 23,23,24 Flashcards

1
Q

Recommendations are made by ___ and have ___

A

made by anyone, and have no enforceable authority

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2
Q

Regulations have ___ and are made by ___

A

authority to enforce, and are made by gov groups and licensing boards

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3
Q

CDA

A

Canadian dental association (infection control recommendations)

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4
Q

CDAA

A

Canadian dental assistants association (National voice)

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5
Q

ADA&C

A

alberta dental association and college (provincial regulatory body) ALL DENTAL PRO

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6
Q

EPA is the

A

environmental protection agency

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7
Q

DHCP stands for

A

dental health care provider

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8
Q

CADA

A

College of alberta dental assistants

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9
Q

PPE

A

personal protective equipment

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10
Q

WHMIS

A

workplace hazardous material information systems

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11
Q

IPC

A

Infection prevention control

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12
Q

CFIA

A

Canadian food inspection agency

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13
Q

what are the 3 main methods of chemical exposure

A

inhalation, skin, and ingestion

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14
Q

chronic chemical toxicity is

A

lower levels of exposure to chemical over long period of time

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15
Q

acute chemical toxicity is

A

high level of chemical exposure in a short period of time

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16
Q

Acute toxicity causes what reaction

A

rashes, burns

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17
Q

chronic toxicity can potentially cause

A

liver, heart, and kidney issues, cancer, sterility

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18
Q

general waste is non regulated and composed of

A

paper towels, food containers, etc (staff generated)

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19
Q

Contaminated waste is regulated and composed of

A

anything coming into contact with patient/soiled materials with blood/saliva

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20
Q

Infectious waste is AKA

A

Regulated, biohazardous, contaminated

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21
Q

Hazardous waste is

A

chemical waste that can ignite, react, explode, is corrosive or toxic

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22
Q

Biohazardous waste is

A

anything containing potential to cause an infectious disease

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23
Q

extracted teeth may be returned to patient but only once they are

A

heat sterilized

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24
Q

Teeth containing amalgam cannot be returned to patient and must be

A

disposed of properly with mercury spill kit

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25
Q

Why can’t you heat sterilize amalgam

A

it can cause toxic mercury vapors to be released

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26
Q

gloves and protective clothing protect the

A

skin

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27
Q

eye protection is to protect the

A

mucosa of the eye

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28
Q

masks protect the

A

entire body system

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29
Q

OSHA

A

Occupational safety and health administration

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30
Q

OSHA is a ____ and is responsible for ___

A

regulatory agency in the USA, they protect workers in the workplace by implementing standards

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31
Q

The hazard communication standard is AKA

A

the employee right to know law

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32
Q

4 types of Hazardous chemicals

A

ignitable/flammable, corrosive, reactive, toxic

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33
Q

EPA is responsible for

A

Ensuring safety and effectiveness of disinfectants, regulatory agency in the USA

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34
Q

once the EPA approves a product a __ must be on the label

A

a product number

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35
Q

SDS

A

safety data sheet

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36
Q

WHMIS is a

A

legislated system providing information on dangers and the safe handling of products, informs employees of risks and provides access to resources

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37
Q

a hazardous chemical is

A

a chemical causing a physical or health hazard

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38
Q

safety data sheets contain

A

heath and safety info about all chemicals present in the office, a resource for employees

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39
Q

employee training must be completed when

A
  • new employee is hired
  • new chemical is added to office
  • once a year for existing employees
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40
Q

How long are training records kept for

A

5 years

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41
Q

how should you store chemicals

A

in a dry, cool, dark place

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42
Q

when a change in chemical composition occurs the __ changes

A

effectiveness

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43
Q

chemical labels include

A
  • identity of chemical
  • name and address of manufacturer
  • applicable warnings
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44
Q

the 3 types of contaminated waste are

A

bodily fluids, tissue/teeth, sharps

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45
Q

sharp are placed in a ___ container for disposal

A

red, leakproof, puncture resistant, closed container labelled with a biohazards symbol

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46
Q

non intact skin would be

A

dermatitis, cuts, abrasions

47
Q

a percetaneous injury is a

A

the skin is punctured/broken

48
Q

can you cut, bend, or break sharps prior to placing in bin

A

no

49
Q

category 1 exposure pertains to who in the clinic

A

dentists, RDA, RHA - routinely exposed

50
Q

category 2 exposure pertains to the

A

front end staff - occasionally exposed

51
Q

Category 3 exposer pertains to

A

financial manager, insurance clerk etc. Anyone who docent have contact with patients

52
Q

post exposure management includes

A

a plan of action, steps to take and training of staff

53
Q

what is the purpose of a pre-examination mouth rinse

A

to remove the bulk of microorganisms in the mouth

54
Q

if an office is using amalgam what should be present in the office

A

a mercury spill kit

55
Q

ventilation is important because is

A

reduces the risk of exposure by circulating air

56
Q

DUWL

A

dental unit waterlines

57
Q

community water is kept below how many CFUS

A

500 (standard of drinking water)

58
Q

CFU

A

colony-forming units

59
Q

legionella bacteria is found in ___ and causes ___

A

dental water and causes respiratory illness

60
Q

what are the 2 communities of bacteria in DUWLS

A

planktonic (free floating) and biofilm (on the walls)

61
Q

Biofilm is a

A

slime producing bacterial community (microbial reservoir)

62
Q

the source of microorganisms is the

A

municipal water supply

63
Q

anti retraction valves are used to

A

prevent backflow

64
Q

Biocidal levels

A

chemical levels that will kill organisms and be safe for humans

65
Q

how would you reduce contamination in DUWL

A
  • self contained water reservoirs
  • Chemical treatment regimens
  • Microfiltration cartridge
  • routinely flushing water lines
66
Q

when flushing water lines at the start of the day, how long do you flush it for

A

3 minutes

67
Q

when flushing the lines between patients you rinse through the handpiece for how long

A

30 seconds

68
Q

heating dental unit water can cause

A

more bacteria growth

69
Q

durning surgical procedures what kind of water is used

A

sterile water or saline

70
Q

infection control practices are used for

A

preventing transmission of organisms

71
Q

Rationale

A

it is impossible to know who is infectious or not so treat everyone as if they are

72
Q

Universal precautions states that

A

presence of infection docent always show, same minimal infection prevention protocol used on all patients. Focuses on transmission of blood borne pathogens

73
Q

Standard precautions is AKA

A

routine practices

74
Q

Routine practices is in place to

A

policy in place that protects DHCP from pathogens spread through all forms of bodily fluids (Blood, saliva, etc)

75
Q

what are the 4 principles of routine practices

A
  • risk assessment
  • hand hygiene
  • PPE
  • safe handling + disposal of sharps and contaminated waste
76
Q

if hands are visibly soiled/contaminated with blood/fluids you must use what to clean them

A

soap and water

77
Q

ABHR

A

alcohol based hand rub

78
Q

what affects the integrity of a glove

A

petroleum based products

79
Q

why should you never top up product containers if not empty

A

because reusable containers must be washed and dried prior to refilling to prevent any bacterial contamination

80
Q

can you have rings, watches, bracelets fake nails, or long nails while assisting

A

no

81
Q

what length is acceptable for fingernails

A

3-4mm

82
Q

hands and nails must be kept clean and short because

A

they are likely to harbour bacteria and can be of risk to the patient

83
Q

level of PPE is based on what

A

the anticipated risk of exposure

84
Q

PPE includes

A
  • level 3 masks
  • protective clothing(scrubs) and gowns or lab coats
  • Protective eyewear (goggles and faceshield)
  • Gloves
85
Q

face shields can replace or add to ___ but cannot replace ____

A

eye protection (goggles), can’t replace masks

86
Q

what are the 3 types of gloves

A

exam gloves, utility gloves, and sterile gloves

87
Q

utility gloves are puncture and chemical resistant, what are the used for

A

cleaning the operatory/ any use of chemicals

88
Q

sterile gloves are used in ___ and are ___

A

invasive surgical procedures, prepackaged

89
Q

what’s the procedure for regolving

A
  • excuse yourself
  • remove damaged gloves
  • wash and dry hands thoroughly
  • reglove and return
90
Q

how would you maintain effective infection control while gloved

A

by preparing everything you may need to touch prior to washing and gloving

91
Q

what are over gloves and why don’t we use them

A

thin clear plastic gloves intended to go over exam gloves to allow for uncontaminated touching. they are not accepted by Albertas IPC standards

92
Q

what are the 3 kinds of latex allergies

A

irritant dermatitis, type 1 reaction, type 4 reaction

93
Q

Irritant dermatitis is

A

a chemical irritation, causing red, dry, irritated skin.

severe cases cause cracking skin

94
Q

Type 1 reaction to latex is

A

the most severe causing anaphylaxis shock with a 2-3 minute onset. causes coughing, wheezing, rashes

95
Q

Type 4 reaction to latex is

A

the most common, 48-72 hour onset. Chemical irritation causing red, itchy, rash/bumps on skin

96
Q

ergonomics is

A

adaption of work environment and tasks to the human body

97
Q

MSD

A

musculoskeletal disorder

98
Q

Risk factors of poor ergonomics

A

posture, repetition, force

99
Q

what is neutral position

A

sitting upright, legs separated feet flat, back against rest and hips forward to rotate pelvis back. Spine should resemble an S

100
Q

when properly aligned your

A

ears, hips and shoulders should be in vertical alignment

101
Q

deviations from neutral position causes

A

pain

102
Q

what is a strain

A

extreme stretching of muscles and tendons

103
Q

what is a sprain

A

stretch/tearing of ligaments in a joint area

104
Q

Normal horizontal reach is

A

reach range with elbow in line with side

105
Q

maximum vertical reach is

A

reach range from chest to fingers

106
Q

maximum horizontal reach is

A

reach range with arms extended out

107
Q

repetitive motions, overflowing, and wrist extension can cause what

A

CTDS

108
Q

CTD

A

cumulative trauma disorder

109
Q

carpal tunnel is classified as a

A

CTD

110
Q

CTS

A

carpal tunnel syndrome

111
Q

tendons swelling and placing pressure and the median nerve is known as

A

CTS

112
Q

what are symptoms of carpal tunnel

A

starts as painful tingling in wrist area, decreased ability and power to squeeze into fist.
-advanced cases the thenar muscle is weakened causing weakened grip

113
Q

how would you “stretch” your eyes

A

by looking up and focusing on a distance for 20 seconds

114
Q

full back release is the stretch in which

A

you move head down allowing head and arms to fall between knees, rest, and then slowly rinse and roll back up

dental assisting mda (35 decks)

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