Laboratory Hazards

Question 1

Types of safety hazards

Answer 1

Biological, sharps, chemical, radioactive, electrical, fire/explosive, physical

Question 2

Guidelines, regulations, and safety policies are mandated by

Answer 2

CDC, OSHA

Question 3

What is CDC

Answer 3

Centers for Disease Control and Prevention

Question 4

What is OSHA

Answer 4

Occupational Safety and Health Administration

Question 5

-patients are considered as possible carriers of bloodborne pathogens
-Excluded urine and other body fluids not visibly contaminated by blood

Answer 5

Universal Precautions (UP) - 1987

Question 6

• not limited to blood born pathogens
• all body fluids and moist body substances are possibly infectious

Answer 6

Body Substance Isolation (BSI)

Question 7

Combination of UP and BSI guidelines

Answer 7

Standard Precautions

Question 8

Standard Precautions

Answer 8

1. Hand Hygiene
2. Gloves
3. Mouth, nose, and eye protection
4. Gown

Question 9

Use ____ mask during activities connected with mycobacterium exposure

Answer 9

N95

Question 10

It is the hand washing and use of sanitizer

Answer 10

Hand hygiene

Question 11

Donning of PPE

Answer 11

1. Gown
2. Mask
3. Goggles
4. Gloves

Question 12

Doffing of PPE

Answer 12

1. Gloves
2. Gown
3. Goggles
4. Mask

Question 13

Handwashing procedure

Answer 13

Wet, lather, scrub, rinse, and dry

Question 14

In disposing biological waste, place all specimen (except urine) in a container with _____________

Answer 14

Biohazard symbol

Question 15

Biologic waste should be:

Answer 15

Incinerated, autoclaved, or picked up by a licensed disposal company

Question 16

How to discard urine?

Answer 16

Discard it in the sink, then flush with water, disinfect the sink (using 1:5 or 1:10 dilution of sodium hypochlorite) daily

Question 17

How to discard urine?

Answer 17

Discard it in the sink, then flush with water, disinfect the sink (using 1:5 or 1:10 dilution of sodium hypochlorite) daily

Question 18

Needles, lancets, and broken glassware are exampe of what hazard?

Answer 18

Sharp hazards

Question 19

Possible injury from sharp hazards

Answer 19

Cuts, puncture, or blood borne exposure

Question 20

If there’s skin contact, flush the area with large amount of water for atheist ___ minutes, then seek medical application

Answer 20

15

Question 21

True or False

Chemicals should be mixed together

Answer 21

False

Question 22

Meaning of NFPA

Answer 22

National fire protection association

Question 23

Provides immediate general sense of hazards of a material in the severity of these hazards as they relate to emergency response

Answer 23

NFPA

Question 24

A number rating system of ___ is provided to rate each of the 4 hazards

Answer 24

0-4

Question 25

Meaning of MSDS

Answer 25

Material Safety Data Sheets

Question 26

A document required by OSHA detailing safety information about each hazardous substance

Answer 26

MSDS

Question 27

People exposed to radioactive hazards are required to wear a

Answer 27

Film badge

Question 28

Two major electrical hazards in the lab

Answer 28

1. Physical harm from laboratory shocks or burns when a person comes into contact with an electrical sources 2. Dangers from fire caused by heat and sparks generated by malfunctioning wiring or equipment

Question 29

3 elements of fire/explosive hazards

Answer 29

Heat, fuel, and oxidizing agent (usually oxygen

Question 30

It naturally occurs when the elements are combined in the right mixture

Answer 30

Fire

Question 31

Identify what class and extinguisher to use Common materials wood, paper, clothing

Answer 31

Class A; water

Question 32

Identify what class and extinguisher to use Flammable organic chem, gas, alcohol, Solvent

Answer 32

Class B; dry chem, CO2, foam, halon

Question 33

Identify what class and extinguisher to use Electrical

Answer 33

Class C; dry chem, CO2, halon

Question 34

Identify what class and extinguisher to use Combustible chemicals/metals

Answer 34

Class D; sand or dry powder

Question 35

Identify what class and extinguisher to use Grease, oil, fats

Answer 35

Class K; liquids designed to prevent splashing and cool the fire

Question 36

Fill in the blanks. **fire extinguishers** ______- liquefied, compressed gas ______- pressurized water ______- carbon dioxide ______- dry chemicals

Answer 36

Halon - liquefied, compressed gas A - pressurized water BC - carbon dioxide ABC - dry chemicals