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Hazards pt.2 Flashcards

1
Q

In cases of chemical contact with skin and eyes, flush with __________________
for ______ MINUTES.

A

Large amounts of water

AT LEAST 15

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2
Q

Safety showers:

Should be able to dispense _____ gallons of water per minute

A pressure of _________ psi (pressure per square inch)

A

30 to 50

20 to 50

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3
Q

T or F

Add ACID TO WATER, not the other way around.

A

TRUE

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4
Q

Mixing chemicals should be done under the ______________________

A

fume hood.

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5
Q

Fume Hoods:

Face velocity should be _____________

A

100 to 120 feet/ minute

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5
Q

Expel noxious and hazardous fumes from chemicals

A

fume hood.

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6
Q

T or F

Mouth pipetting is accepted in the laboratory

A

False

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7
Q

Substance
Flammable liquids

Stored Separately
_______________________

A

Flammable solids

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8
Q

Full name ni sir (last na)

A

JAYSON KEITH ABAD LIWAS

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9
Q

Substance
Mineral acids

Stored Separately
_______________________

A

Organic acids

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10
Q

Substance
_______________

Stored Separately
Water-reactive substances

A

Perchloric acid

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11
Q

Substance
_______________

Stored Separately
Oxidizers

A

Caustics

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12
Q

Substance
Heat-reactive substances requiring
refrigeration

Stored Separately
__________________

A

Others

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13
Q

Substance
Unstable substances (shock-sensitive
explosives)

Stored Separately
__________________

A

Others

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14
Q

Substance
Air-reactive substances

Stored Separately
__________________

A

Others

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15
Q

A document that presents the following information:
 Appropriate work practices and standard operating procedures
 Utilization of PPE
 Engineering controls, such as fume hoods and flammables safety cabinets
 Employee training requirements
 Medical consultation guidelines

A

Chemical Hygiene Plan

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16
Q

Responsible for documenting and implementing the
chemical hygiene plan

A

Chemical Hygiene Officer

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17
Q

Lists all of the hazardous chemical present in a workplace

A

Material Safety Data Sheet

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18
Q

Chemical label
Injury to the skin or eyes by direct contact or to the tissue of the
respiratory and GIT if inhaled or ingested

A

Corrosive

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19
Q

Cancer-causing chemicals

A

Carcinogenic

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20
Q

Substances that can cause functional and physical defects in the
human embryo or fetus after the pregnant mother is exposed to the substance

A

Teratogenic

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21
Q

Substances that, under certain conditions, can spontaneously explode
or ignite

A

Reactive

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22
Q

Chemical Labelling specific hazards (7) (PCCTRFC)

A

Poisonous
Corrosive
Carcinogenic
Teratogenic
Reactive
Flammable
Combustible

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23
Q

_______________ is the temperature at which sufficient vapour is given
off from the chemical to form an ignitable mixture with air.

A

Flash point

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24
Flammable chemicals have a flash point of _______________
below 37.8C (100F).
25
Combustible chemicals have a flash point of ____________
equal to or above 37.8C (100F)
26
(NFPA) Symbol meaning
National Fire Protection Association
27
Is a diamond-shaped, color-coded symbol with four quadrants.
National Fire Protection Association (NFPA) Symbol
28
In NFPA symbol ....... ___________ hazards (blue quadrant), ___________ hazards (red quadrant), ____________(yellow quadrant), ___________ (white quadrant)
health flammable hazards reactivity/stability Specific hazard
29
In NFPA symbol ....... Health hazards - 3 Flammable hazards - 0 Reactivity - 1 Other special information - ALK
Health hazards - Extreme Danger Flammable hazards - Will not burn Reactivity - Unstable if heated Other special information - Alkali
29
In NFPA symbol ....... Health hazards - 1 Flammable hazards - 4 Reactivity - 3 Other special information - Cor
Health hazards - Slightly Hazardous Flammable hazards - Below 73 F Reactivity - Shock and heat may deteriorate Other special information - Corrosive
30
In NFPA symbol ....... Health hazards - 4 Flammable hazards - 1 Reactivity - 2 Other special information - OXY
Health hazards - Deadly Flammable hazards - Above 200 F Reactivity - Violent chemical change Other special information - Oxidizer
31
The chemistry of fire is presented by the ___________________
Fire Tetrahedron.
32
A chain reaction where burning continues & accelerates.
An uninhibited reaction
33
Four components should be present for fire to exist. (OFHU)
Oxygen Fuel Heat Uninhibited Reaction
34
Class of fire and F. Extinguisher Ordinary combustible, paper, wood plastic, fabric
A. Pressurized water (A) Dry Chemical (A,B,C)
35
Class of fire and F. Extinguisher Flammable liquids/ gases, and combustible petroleum products
B. Carbon Dioxide (B,C) Dry Chemical (A,B,C)
36
Class of fire and F. Extinguisher Energized electrical equipment
C. Carbon Dioxide (B,C) Dry Chemical (A,B,C) Halon (Halogenated Extinguishers)
37
Is considered as the best extinguisher for Class C fires
Halon
38
Class of fire and F. Extinguisher Combustible/ reactive metals (Mg, Na, K)
D. Metal X
39
Class of fire and F. Extinguisher Liquids used in food preparation such as grease, animal & vegetable oil
K. Wet chemical
40
Upon discovery of fire, R.A.C.E should be applied. (define race)
Rescue- Rescue anyone in immediate danger Alarm- Activate the institutional fire alarm system Contain- Close all doors to potentially affected areas Extinguish- Attempt to extinguish the fire, if possible. Exit the area.
41
For proper utilization of fire extinguishers, remember the P.A.S.S. (define pass)
Pull pin Aim at the BASE of the fire Squeeze handles Sweep nozzle side to side
42
T or F Nonionizing radiation are emitted by many equipment in the laboratory.
TRUE
43
A type of hazard that present a biological hazard, transmission of blood-borne pathogens
Sharps Hazards
44
Sharps hazards should be disposed in a __________
puncture-proof container
45
Type of hazard where examples include needles, lancets, broken glass wares
Sharps Hazards
46
Type of hazard where strain disorders caused by repetitive and tedious manual tasks
ERGONOMIC HAZARDS
47
This types of hazards primary contributing factors include Position/ Posture Applied force Frequency of repetition Positioning of equipment
ERGONOMIC HAZARDS
48
T or F There are many types of wastes that are generated by the clinical laboratory. For proper segregation of wastes, the clinical laboratory utilizes shape-coded garbage bags.
FALSE Color-coded garbage bag
49
Color-coded bags (give the waste) Black: Green: Yellow: Puncture-proof containers (usually red): Orange: Yellow with black band:
Black: General wastes; Dry, non-infectious Green: Wet, non-infectious wastes Yellow: Wet, infectious wastes Puncture-proof containers (usually red): Sharps Orange: Radioactive wastes Yellow with black band: Chemical wastes
50
T or F All, EXCEPT URINE, must be placed in appropriate containers with the biohazard symbol
TRUE
51
Decontamination of waste Soaking the sample in ________ or _______________ solution for at least ______________
5% Lysol 10% sodium hypochlorite 15 minutes
52
T or F Urine may be discarded by pouring it in a laboratory sink
TRUE
53
54
55
Disinfection of the sink using a ______________ DILUTION OF ___________________ should be PERFORMED __________________
1:5 or 1:10 SODIUM HYPOCHLORITE DAILY
56
Sodium hypochlorite dilutions stored in plastic bottles are effective for _________ if protected from light after preparation
one month
57
T or F Empty urine containers can be discarded as non-biologically hazardous materials
TRUE
58
Color-coded bags (give all the colors) (BGYRO,,YWB)
Black: Green: Yellow: Puncture-proof containers (usually red): Orange: Yellow with black band:
59
Machine that uses steam to kill bacteria's
Autoclave

Piemeles (5 decks)

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