Deck 5: Safety

Question 1

You have been exposed to Franciscella tularensis due to a faulty laminar flow hood. Your supervisor knew the hood was not functioning properly but told you to continue using it because it was better than nothing. To report this violation, you should notify

A) CDC
B) OSHA
C) NIOSH
D) CLIA

Answer 1

OSHA

Question 2

The NFPA label is used to identify _____ hazards.

A) electrical
B) fire
C) chemical
D) biological

Answer 2

chemical

Question 3

A substance or microorganism that can cause infection, allergy, or toxicity is known as

A) a biohazard
B) biological waste
C) a biorisk
D) biosafety

Answer 3

a biohazard

Question 4

You are processing a cerebrospinal fluid for culture for Neisseria meningitidis. To protect yourself and others, you will need to use
1) a biological safety cabinet.
2) gloves.
3) a fastened lab coat.
4) safety glasses.

A) 1 and 2
B) 1, 2, 3, and 4
C) 2, 3, and 4
D) 1, 2, and 3

Question 5

A biological safety cabinet functions by

A) acting as a primary barrier between the specimen and the microbiologist.
B) maintaining negative pressure to prevent distribution of aerosols.
C) providing protection from external contamination.
D) all of the above.
E) a and b.

Question 6

You have accepted an evening position in a hospital microbiology department. Your new employer should provide you with

A) the opportunity to receive the hepatitis B vaccine at a reasonable cost.
B) a safety training program that you must complete during your day off.
C) a mechanism for reporting incidents of injury and exposure.
D) access to your personnel file.

Question 7

Isolation rooms and the use of HEPA filters and ultraviolet light are considered

A) biosafety controls.
B) engineering controls.
C) work practice controls.
D) personal protective equipment.

Question 8

In order to work with cultures of Mycobacterium tuberculosis, the laboratory must be categorized as

A) BSL 4.
B) BSL 3.
C) BSL 2.
D) BSL 1.

Question 9

A medical center's microbiology laboratory has locked keyless entry doors that require a number code to enter. This laboratory is probably a BSL Level

A) 4.
B) 3.
C) 2.
D) 1.

Question 10

The isolation of ___________________ from a patient sample should activate the microbiology department's plan for isolation of potential bioterrorism agents.

A) Yersinia pestis
B) vancomycin-resistant Staphylococcus aureus
C) Mycobacterium avium complex
D) Burkholderia cepacia

Question 11

A small Midwest hospital has isolated what is strongly suspected to be Bacillus anthracis from three different individuals who are postal employees. The department supervisor should

A) send the organisms to a reference laboratory for confirmation.
B) report the organism and notify the infection control department.
C) notify the local and state public health departments.
D) destroy the organisms to prevent exposure.

Question 12

You have finished a run of samples for detection of Neisseria gonorrhoeae by nucleic acid amplification. The kit controls did not work. This is an example of a/an ______________ error(s) in the laboratory testing process.

A) pre-analytical
B) analytical
C) post-analytical
D) all of the above

Question 13

Using a 10% suspension of bleach to clean a work bench is considered

A) sterilization.
B) chemical sterilization.
C) disinfection.
D) infection control.

Question 14

Alcohol is not used to clean the work surfaces in a microbiology department because it

A) does not kill bacterial spores.
B) is corrosive.
C) is carcinogenic.
D) must be made fresh each day.

Question 15

Standard precautions are intended to protect

A) health care workers.
B) patients.
C) visitors.
D) all of the above.
E) a and b.

Question 16

When working in the microbiology laboratory, standard precautions involve the use of gloves

A) all of the time while working.
B) when specimens are bloody.
C) when a procedure is likely to generate splashes.
D) when there is a potential for contact with body fluids.

Question 17

The single most important technique used to prevent the spread of nosocomial infection is

A) use of gloves.
B) hand washing.
C) the lab coat.
D) use of isolation procedures.

Question 18

Containers for disposal of potentially infectious waste must be
1) puncture proof.
2) sealable.
3) leakproof.
4) specifically labeled using color.

A) 1, 2, 3, and 4
B) 2, 3, and 4
C) 1, 2, and 3
D) 1, 3, and 4

Question 19

Proficiency testing evaluates all of the following except

A) competency of personnel.
B) record keeping procedures.
C) media and reagents in use.
D) policies and procedures in use.

Question 20

Which monitor is not usually associated with a microbiology laboratory's quality assurance program?

A) Specimen rejection rates
B) Turn around time for direct specimen Gram stain results
C) Contamination rate of blood culture draws
D) Certification examination pass rate of microbiology personnel