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CSMLS 2024 > Safety Blue book > Flashcards

Safety Blue book Flashcards

1
Q

what hazard is viruses and parasites

A

biological hazard

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2
Q

what hazard is radiation, thermal stress, and mechanical hazard

A

physical hazard

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3
Q

what hazard is due to stress in the workplace physically or mentally

A

ergonomic hazard

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4
Q

What is the hierarchy of controls

A

top -> down

Engineering, administrative, PPE

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5
Q

examples of engineering control

A

fume hood, biosafety cabinet, substitution of less toxic material

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6
Q

example of administrative control

A

safe work procedure, scheduling, training

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7
Q

What is the internal responsibility system used for

A

demonstrate responsibilies of management and employees

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8
Q

3 main elements of WHMIS

A

SDS, labels, training

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9
Q

what does the OHSMS do

A

ensure all roles and responsibilies are identified, documented, and accounted for

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10
Q

what 3 factors is risk level calculated by

A

frequency of hazard
severity of hazard
probability of hazard

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11
Q

Steps of a Job Hazard Assessment

A
  1. list critical steps
  2. ID all equipemnt used for procedure
  3. ID potential hazards
  4. review available control measures
  5. verify effectiveness of controls
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12
Q

what does containment level 1 have

A
  • biosafety by good practices
  • physical containment
  • handwash sinks
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13
Q

what does containment level 2 have

A
  • administrative controls
  • physical containment
  • biosafety equipment
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14
Q

what does containment level 3 have

A
  • engineering controls
  • ## HEPA filters and BSC
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15
Q

where can biological aerosols be suspended

A

bacteria, virus, parasites, fungid

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16
Q

decontaminate definition

A

killin gmicroorganisms

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17
Q

disinfection definition

A

destroy organims but NOT spores by chemicals

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18
Q

sterilization definition

A

removal of microorganisms by chemical or physical means

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19
Q

autoclave parameters

A

121 C
15psi / 103kPA
30-60 mins

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20
Q

microorganism for autoclave indicator

A

geobacillus stearothermophilus

bacillus atrophaeus

21
Q

what disinfectant used for highly concentrated biological spills

A

peroxyacetic acid mixed with hydorgen peroxide

22
Q

what microorganism is usually resistant to disinfectants

A

prions

23
Q

what is the most important part of the biosaftey cabinet

A

HEPA filter - made of glass and paper

24
Q

when are biosaftey cabinets teseted

A

instillation
moved or repaired
annually

25
Q

where should vortex or mixers be located in the biosaftey cabinet

A

back but not blocking the grilles

26
Q

T/F elbows and arms do not rest on the grille or work surface

A

T

27
Q

should a bottle of disinfectant be inside the BSC

A

yes

28
Q

what should NOT be inside a BSC

A

propane or any open flames are not allowed

29
Q

Is UV light most effective in BSC

A

no because it only cleans the surface bugs

30
Q

how long to wait for disinfectant on small spills

A

30 minutes

31
Q

What is the procedure for large spills

A

inform others in area and move out to allow aerosol to settle

32
Q

how long to wait for centriduge if a tube breaks whiel spinning

A

30 minutes

33
Q

T/F most flammabble liquids cause neurotoxic effects

A

T

34
Q

who is WHIMIS compatible with

A

GHS

globally harmonized system

35
Q

What are suppliers responsiblilty

A

deem hazardous, labels, and SDS sheets

36
Q

employer responsibilities

A

education and training, labelling, SDS to workers

37
Q

worker responsibilites

A

attend education and ID hazards

37
Q

what is the most common route of hazard for lab

A

respiratory

38
Q

4 different types of fire extinguishers

A

A- paper, wood, cardboard
B- oils
C- current / electricity
D- metals

39
Q

what are flammable materials separated from

A

oxidizing materials

40
Q

what are the first steps for chemical spills of volative or flammable liquids

A
  1. turn off ignition sources
  2. get everyone out
  3. set up barriers
41
Q

what can activated charcoal be used up to clean

A

solvents

42
Q

what are 3 non ionizing radiation in labs

A

laser
microwaves
uv rays

43
Q

what does laser stand for

A

light amplification by stimulated emission of radiation

44
Q

what are teratogens

A

substances that cause birth defects

45
Q

what is a method of laboratory ventilation

A

HVAC
heat, ventiation, air-con

46
Q

what are canopy hoods

A

capture heat from spectrophotometers or autoclaves

47
Q
A
48
Q

what is a direct connection in laboratory air

A

preventing release of contaminiants by capturing at the source; flammable storage cabinet connected

CSMLS 2024 (3 decks)

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