PRELIM LEC: SAFETY IN CLINICAL HEMATOLOGY LABORATORY Flashcards

1
Q

to ensure safe and healthful working conditions
for workers

A

Occupational Safety and Health Act of 1970

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2
Q

nclude provisions for warning labels or other appropriate forms of warning alert all workers to potential hazards, suitable protective equipment, exposure control procedures, and implementation of training and education programs

A

The OSHA standards

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3
Q

OSHA mandated that all clinical laboratories must implement a chemical hygiene plan (CHP) and an exposure control plan

A

In 1991

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4
Q

a large regulatory agency and base in the US

A

Occupational Safety and Health Act of 1970

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4
Q

Standard Precautions is now used encompasses Universal Precautions and Body
Safety Isolation

A

In 1996

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5
Q

Has power to inspect laboratories if the guidelines are followed

A

Occupational Safety and Health Act of 1970

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6
Q

Set and reinforce standards by means of
providing training, education, and assistance

A

Occupational Safety and Health Act of 1970

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7
Q

accessible to all of the employees
o Contains how to handle, store, and
dispose hazardous chemicals

A

MSDS (Material Safety Data Sheet)

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8
Q

OCCUPATIONAL HAZARDS:

A

 Biologic Hazards
 Chemical Hazards
 Electrical Hazards
 Mechanical Hazards
 Fire Hazards

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9
Q

Blood, urine, feces, spinal fluid, and all other body fluids present biologic safety hazards

A

BIOLOGIC HAZARD

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10
Q

Even there is no concrete evidence about sweat causing disease, still we must consider it biological hazardous

A

BIOLOGIC HAZARD

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10
Q

Probably cause the greatest concern of all hazards in hematology laboratory

A

BIOLOGIC HAZARD

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11
Q

All biologic specimens, regardless of source, should be considered biohazardous

A

BIOLOGIC HAZARD

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12
Q

The following general rules should be strictly
followed in the laboratory:

A

 Gloves must be worn when handling
biological specimens
 Areas or equipment used by personnel who
are not gloved should not be touched with
contaminated gloves
 Wash hands immediately if they become
contaminated, with or without gloves on
o Most important in handwashing:
mechanical hand rubbing
 Do not remove specimen tube stoppers until necessary
 Mouth pipetting is strictly prohibited
 Replace clay slabs for microhematocrit tube
sealing frequently
 Decontaminate sedimentation tube racks
regularly
 Unfixed or unstained slides should be
considered infectious
 Do not handle needles
 Obtain immediate treatment for accidental
and inappropriate contact with biohazards
 Properly dispose of contaminated laboratory
supplies

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12
Q

Most important in handwashing:

A

mechanical hand rubbing

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13
Q

for sharps and needles

A

Red bag

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14
Q

infectious waste

A

Yellow bag/Chemical waste

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15
Q

non-infectious and dry

A

Black bag

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15
Q

non-infectious and wet

A

Green bag

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16
Q

radioactive materials

A

ORANGE

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17
Q

can kill Hepatitis B within 10 mins;
for HIV within 2 mins

A

Sodium hypochlorite (bleach)

18
Q

Solid, liquid, gaseous chemicals may be
hazardous if transported, handled, stored or
dispensed inappropriately

A

CHEMICAL HAZARDS

19
Q

Chemicals may have toxic, flammable, or
carcinogenic properties

A

CHEMICAL HAZARDS

20
Q

Never add water to concentrated acid

A

CHEMICAL HAZARDS

21
Q

Caused by inappropriate use or maintenance
of electrical instruments or equipment that
can cause electrical shock, burn or a fire or
explosion

A

ELECTRICAL HAZARDS

22
Q

Proper equipment maintenance is mandatory

A

ELECTRICAL HAZARDS

23
Q

Electrical equipment should never be operated with wet hands

A

ELECTRICAL HAZARDS

24
Q

May result from the improper use or storage
of either cryogenic substances or substances capable of combustion

A

FIRE HAZARDS

25
Q

Prevention is the easiest way to deal fire hazard

A

FIRE HAZARDS

26
Q

TYPE A COMMON COMBYSTIBLES

TYPE OF FIRE EXTINGUISHER

A

WOOD, PAPER, CLOTH ETC.

27
Q

TYPE B FLAMMABLE LIQUIDS AND GASSES

TYPE OF FIRE EXTINGUISHER

A

GASOLINE, PROPANE AND SOLVENTS

28
Q

TYPE C LIVE ELECTRICAL EQUIPMENT

TYPE OF FIRE EXTINGUISHER

A

COMPUTERS, FAX, MACHINES

29
Q

TYPE D COMBUSTIBLE METALS

TYPE OF FIRE EXTINGUISHER

A

MAGNESIUM, LITHIUM, TITANIUM

30
Q

RED

NFPA DIAMOND HAZARD SYMBOL

A

FIRE HAZARD

30
Q

TYPE K COOKING MEDIA

TYPE OF FIRE EXTINGUISHER

A

COOKING OILS AND FATS

31
Q

BLUE

NFPA DIAMOND HAZARD SYMBOL

A

HEALTH HAZARD

32
Q

YELLOW

NFPA DIAMOND HAZARD SYMBOL

A

REACTIVITY HAZARD

33
Q

WHITE

NFPA DIAMOND HAZARD SYMBOL

A

specific hazard (acidity, alkali, oxidizer)

34
Q

reactivity

A

0 - Stable
1 - Unstable if heated
2 - Violent chemical change
3 - Shock andheat may detonate
4 - May detonate

35
Q

Health Hazard

A

0 - Normal material
1 - Slightly hazardous
2 - Hazardous
3 - Extreme danger
4 - Deadly

36
Q

Fire Hazard

A

0 - will not burn
1 - above 200 F
2 - Will burn above 100 F, not exceeding 200 F
3 - Will burn below 100 F
4 - Will burn below 73 F

37
Q

Class A Fires

Type of Extinguisher

A

Pressurized water
Dry chemicals

38
Q

Specific Hazard

A

Alk - alkaline
Acid - acidic
Cor - corrosive
Oxy - oxidizing
W - water
P - polymerization

39
Q

Class B Fires

Type of Extinguisher

A

Dry chemical
Carbon dioxide

40
Q

Class D Fires

Type of Extinguisher

A

Metal X

41
Q

Class C Fires

Type of Extinguisher

A

Carbon dioxide
Halon
Dry chemicals

42
Q

DEGREE OF HAZARD

A

4: Extreme Hazard
3: Serious Hazard
2: Moderate Hazard
1: Slight Hazard
0: No or minimal hazard

43
Q

May result from improper use, storage, or
disposal of glassware, sharp instruments,
compressed gases, or equipment

A

MECHANICAL HAZARDS

44
Q

Use caution to prevent unnecessary or accidental breakage of glass wares

A

MECHANICAL HAZARDS

45
Q

Sharps and broken glasses should be
disposed of in puncture-proof containers to
avoid injury

A

MECHANICAL HAZARDS

46
Q

Use your common sense

A

MECHANICAL HAZARDS