Laboratory Safety and Regulations

Question 1

Which of the following standards requires that SDSs are accessible to all
employees who come in contact with a hazardous compound?
a. Hazard Communication Standard
b. Bloodborne Pathogen Standard
c. CDC Regulations
d. Personal Protection Equipment Standard

Answer 1

a. Hazard Communication Standard

Question 2

Chemicals should be stored
a. According to their chemical properties and classification
b. Alphabetically, for easy accessibility
c. Inside a safety cabinet with proper ventilation
d. Inside a fume hood, if toxic vapors can be released when opened

Answer 2

a. According to their chemical properties and classification

Question 3

Proper PPE in the chemistry laboratory for routine testing includes
a. Impermeable lab coat with eye/face protection and appropriate
disposable gloves
b. Respirators with HEPA filter
c. Gloves with rubberized sleeves
d. Safety glasses for individuals not wearing contact lenses

Answer 3

a. Impermeable lab coat with eye/face protection and appropriate
disposable gloves

Question 4

A fire caused by a flammable liquid should be extinguished using which type
of extinguisher?
a. Class B
b. Halogen
c. Pressurized water
d. Class C

Answer 4

a. Class B

Question 5

Which of the following is the proper means of disposal for the type of waste?
a. Microbiologic waste by steam sterilization
b. Xylene into the sewer system
c. Mercury by burial
d. Radioactive waste by incineration

Answer 5

a. Microbiologic waste by steam sterilization

Question 6

What are the major contributing factors to repetitive strain injuries?
a. Position/posture, applied force, and frequency of repetition
b. Inattention on the part of the laboratorian
c. Temperature and vibration
d. Fatigue, clumsiness, and lack of coordination

Answer 6

a. Position/posture, applied force, and frequency of repetition

Question 7

Which of the following are examples of nonionizing radiation?
a. Ultraviolet light and microwaves
b. Gamma rays and x-rays
c. Alpha and beta radiation
d. Neutron radiation

Answer 7

a. Ultraviolet light and microwaves

Question 8

One liter of 4 N sodium hydroxide (strong base) in a glass 1 L beaker
accidentally fell and spilled on the laboratory floor. The first step is to:
a. Call 911
b. Alert and evacuate those in the immediate area out of harm’s way
c. Throw some kitty litter on the spill
d. Squirt water on the spill to dilute the chemical
e. Neutralize with absorbing materials in a nearby spill kit

Answer 8

b. Alert and evacuate those in the immediate area out of harm’s way

Question 9

Of the following, which is NOT reportable to the Department of Labor?
a. A laboratorian with a persistent cough that is only triggered at work
b. A laboratorian that experienced a chemical burn
c. A laboratorian that tripped in the lab and hit her head on the lab bench
rendering her unconscious
d. A laboratorian that was stuck by a contaminated needle after
performing phlebotomy on a patient
e. A laboratorian that forgot to wear his lab coat and gloves while diluting
patient serum

Answer 9

e. A laboratorian that forgot to wear his lab coat and gloves while diluting
patient serum