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pmls 2 by puso > laboratory assistant / aide and laboratory waste management > Flashcards

laboratory assistant / aide and laboratory waste management Flashcards

1
Q

assistant have jo assignments that vary from one institution to another

A

laboratory assistant

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2
Q

Functions of a Laboratory Assistant/Aide include what?

A

a.) washes laboratory glassware
b.) cleans laboratory workbenches
c.) helps in mixing chemical solutions
d.) segregates laboratory wastes
e.) restocks the laboratory supplies
f.) operates autoclaves
g.) maintains the cleanliness of laboratory equipment and the laboratory in general

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3
Q

laboratory assistant work description

A

a.) Receptionist in the reception area
b.) Laboratory aide in testing areas

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4
Q

Laboratory glasswares should be?

A

a.) clean
b.) sterile
c.) grease-free

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5
Q

should be rinsed using running tap water. Rinse with distilled water or use a large bath of distilled water.

A

glassware

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6
Q

should be rinsed by allowing the tap water to run into and over them and partly filling each piece with water, shake, and empty for about six (6) times.

A

Test tubes, graduated cylinders, and flasks

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7
Q

should be rinsed by attaching a piece of tubing to the faucet, then connecting the delivery end to allow water to run through them.

A

pipets

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8
Q

method of drying that places baskets with mouths downward

A

air-dried

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9
Q

are dried by standing them on a folded towel

A

pipets and cylinders

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10
Q

should be lined with a clean cloth

A

drying basket

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11
Q

should not be stored in flasks

A

alkaline liquids

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12
Q

should be clutter-free

A

floor

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13
Q

should be returned to their designated places after use

A

Materials

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14
Q

The laboratory exit floor plan should have how many passageways

A

two clear passageways

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15
Q

boxes should be accessible and strategically placed.

A

a.) Safety showers
b.) eyewashes
c.) fire extinguishers
d.) electrical control boxes

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16
Q

should be placed near the
door

A

fire extinguishers

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17
Q

should be maintained and filled with water

A

Sink traps and floor drains

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18
Q

should be placed away from any edges

A

Bench apparatus

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19
Q

The cleaning of the lab area should be

A

scheduled

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20
Q

are kept free from visible contamination

A

Bench tops and liners

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21
Q

kept closed and passageways should be free from obstructions

A

doors and drawers

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22
Q

solution for daily
cleaning.

A

1 % sodium hypochlorite solution

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23
Q

Add 10 mL of sodium hypochlorite solution
to how many mL of water.

A

1000 mL

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24
Q

what are the disinfectants in laboratory

A

a.) 1 % sodium hypochlorite solution
b.) 70% ethanol
c.) Lysol (5% phenolic solution)

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25
Q

should be worn when cleaning the area

A

PPE

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26
Q

poured and spread on the work surface with paper towel

A

5% Lysol solution

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27
Q

Cleaning the ultrasonic water bath uses what solution?

A

hypochlorite (bleach) solution

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28
Q

Cleaning the racks and tubes on a weekly basis uses what solution

A

5% Lysol

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29
Q

The racks for the molecular testing are cleaned
after use is cleansed by

A

1% sodium hypochlorite (bleach) solution.

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30
Q

is the pollution prevention and source reduction

A

Green chemistry

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31
Q

should not only focus on minimizing the potential hazardous risk but also consider minimizing the impact of the disposal of waste materials on the environment by following these four tiers of strategic hierarchy

A

waste management plan

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32
Q

recycling chemicals and recover energy from waste is a method of

A

recycle/recycling

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33
Q

what are incineration, land disposal, and other treatment methods identified as?

A

Environmental fate of the waste

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34
Q

primary consideration of waste disposal; clear plan for the disposal of hazardous and non-hazardous materials

A

safety

35
Q

temporary storage for waste in the laboratory

A

satellite accumulation area

36
Q

have different categories and corresponding safety precautions and follow an appropriate disposal method.

A

waste materials

37
Q

must be closed at all times except when physically adding waste

A

containers

38
Q

must be labeled with all chemical constituents

A

containers

39
Q

are used for spills and leakages from any primary container

A

Secondary containment devices

40
Q

Waste materials in the satellite accumulation should not be kept for how long

A

more than a year

41
Q

waste exceeding how many gallons should be managed within 3 days?

A

55 gallons

42
Q

containers could be plastic, glass or metal

A

chemical waste

43
Q

examples of solid wastes from patients with infectious disease

A

a.) dressings
b.) swabs
c.) blood bags
d.) urine bags
e.) sputum cups

44
Q

examples of liquid wastes from patients with infectious disease

A

a.) feces
b.) urine
c.) blood or other body secretions

45
Q

wastes from the patients with infectious disease

A

infectious waste

46
Q

Tissue sections and body material derived from biopsies or surgical procedures

A

pathological waste

47
Q

Recognizable body parts usually from amputation procedures

A

Anatomical waste

48
Q

Biological fluids from patients treated with the said drugs

A

Pharmaceutical Waste

49
Q

pH of corrosive chemicals

A

between 2 to 12

50
Q

flashpoint of flammable chemicals

A

below 600 celsius

51
Q

Excreta of patients who underwent radionuclide diagnostic and therapeutic applications

A

Radioactive Wastes

52
Q

Color of Bin/Liner of Infectious waste

A

Yellow

53
Q

Color of Bin/Liner of Pathological and Anatomic

A

Yellow

54
Q

Color of Bin/Liner of sharps

A

Red w/o liner

55
Q

Color of Bin/Liner of chemical waste

A

Yellow w/ black band

56
Q

Color of Bin/Liner of Pharmaceutical Waste

A

Yellow w/ black band

57
Q

Color of Bin/Liner of general Waste

A

Black or colorless : non-biodegradable
Green : biodegradable

58
Q

Color of Bin/Liner of radioactive Waste

A

orange

59
Q

process of changing the biological and chemical characteristics of waste to minimize its potential to cause harm

A

treatment

60
Q

rely on heat to destroy
pathogens

A

thermal process

61
Q

usually use for infectious waste

A

thermal process

62
Q

Thermal decomposition of health care
wastes

A

pyrolysis

63
Q

Absence of supplied molecular oxygen in the destruction chamber

A

pyrolysis

64
Q

Waste is converted into gaseous, liquid or solid form

A

pyrolysis

65
Q

Residues are disposed in a landfill

A

pyrolysis

66
Q

Use of steam sterilization

A

autoclave

67
Q

heat pressure of autoclave

A

121 °C heat pressure of 15 psi

68
Q

how long is autoclave done

A

15-30 mins

69
Q

temperature used in microwave

A

100 °C

70
Q

how long is microwave done

A

30 minutes

71
Q

are destroyed by heat which coagulates and denatures enzymes and proteins

A

microwave

72
Q

Uses enzyme mixture to decontaminate health care waste

A

Biological process

73
Q

Breaks down the DNA molecules of the microorganism

A

Radiation Technology

74
Q

Filling up of containers with waste, adding immobilizing material, then sealing the container

A

Encapsulation

75
Q

typically done on pharmaceutical wastes

A

Encapsulation

76
Q

pharmaceuticals ground then mix with water, cement and lime to form a homogenous paste

A

inertization

77
Q

Engineered site designed to keep waste isolated from the environment

A

sanitary landfill

78
Q

disposal of treated infectious wastes, sharps, pathological and anatomical wastes

A

safe burial

79
Q

disposal for sharps and syringes

A

septic or concrete vaults

80
Q

specimen retention for Serum/CSF/body fluids

A

48 hours

81
Q

specimen retention for urine

A

24 hours

82
Q

specimen retention for Blood/fluid smears

A

7 days

83
Q

specimen retention for Microbiology-stained slides

A

7 days

84
Q

specimen retention for Surgical pathology slides

A

10 years

pmls 2 by puso (6 decks)

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