Chapter 8 - Quiz Flashcards
(16 cards)
What information does the material safety data sheet provide?
a. The conditions under which the material was produced
b. Information on how to safely handle and work with a substance
c. Which animals the material should be used with
d. Information on purchasing the material
b. Information on how to safely handle and work with a substance
What are infectious agents that are smaller than bacteria and not made up of a whole cell called?
a. Viruses
b. Rickettsia
c. Protozoa
d. Fungi
a. Viruses
What information should be kept in the cage wash temperature log?
a. The brand of the temperature test strips and the name of the technician running the cycle.
b. The temperature strip test results and the number of cycles run per day.
c. The number of washes per day and the number of cages washed.
d. The temperature strip test results and the date.
d. The temperature strip test results and the date.
Why shouldn’t torn bags of feed that have been received be taken into the facility?
a. They may contain unwanted pests.
b. They may contain insufficient amounts of feed.
c. They may spill feed all over the floor in the facility.
d. They may spoil more quickly once inside the facility.
a. They may contain unwanted pests.
What is the definition of disinfection?
a. To wash away microorganisms
b. To reduce the number of organisms on a surface to an acceptable public health standard
c. To destroy microorganisms or affect their growth on an object or surface
d. To destroy all organisms on, and sometimes inside, an object
c. To destroy microorganisms or affect their growth on an object or surface
What does sterilization do?
a. Washes away microorganisms.
b. Reduces the number of organisms on a surface to an acceptable public health standard.
c. Destroys organisms on an object or surface.
d. Destroys all organisms on, and sometimes inside, an object.
d. Destroys all organisms on, and sometimes inside, an object.
When using bleach to disinfect surfaces soiled with animal debris and organic matter, what must you be sure to do?
a. Use a clean, dry cloth to dry the surface prior to use.
b. Use a detergent to loosen the debris before you clean it with a bleach solution.
c. Use full strength bleach and scrub for 15 minutes.
d. Use a detergent to loosen the debris after you clean it with a bleach solution.
b. Use a detergent to loosen the debris before you clean it with a bleach solution.
What is a common method for sterilizing a cage rack?
a. Autoclaving
b. Immersing in an alcohol bath
c. Exposing to ethylene oxide gas
d. Irradiating
a. Autoclaving
Which of the following statements is NOT true regarding the disposal of hazardous waste?
a. It may be disposed of with nonhazardous waste if it is stored in a leak-proof container.
b. It must be rendered safe by sterilization or other appropriate means.
c. Radiological hazardous waste is separated from biological hazardous waste.
d. It should be coordinated with the institutions environmental health and safety department
a. It may be disposed of with nonhazardous waste if it is stored in a leak-proof container.
Pesticides in animal facilities should be:
a. applied often to reduce potential contamination of feed storage rooms.
b. used only in carcass storage areas.
c. used only in shipping and receiving areas.
d. strictly controlled and applied only by skilled and experienced personnel.
d. strictly controlled and applied only by skilled and experienced personnel.
What are the two general categories of waste produced in a laboratory animal facility?
a. Clean and dirty
b. Common and specific
c. General and hazardous
d. Infectious and radioactive
c. General and hazardous
What are the three process used to either remove or kill microorganisms?
a. Sanitization, disinfection, sterilization
b. Sampling, disinfection, depopulation
c. Removal, sanitization, sterilization
d. Sanitization, desensitization, sterilization
a. Sanitization, disinfection, sterilization
What is the general term for microorganisms that cause disease?
a. Protozoa
b. Hosts
c. Spores
d. Pathogens
d. Pathogens
Only disinfectants labeled as sporicidal will kill spores.
a. True
b. False
a. True
What is the chemical name for bleach?
a. Acetic acid
b. Sodium hypochlorite
c. Ethylene glycol
d. Magnesium sulfate
b. Sodium hypochlorite
What special care must be taken when working with robotic equipment in the cage wash area to avoid a disruption in operation?
a. Dirty cages must be stacked precisely.
b. Water for the wash cycle must be adjusted to at least 210 degrees.
c. Cages must be emptied of all remnants of bedding.
d. Room temperature in the cage wash area must not exceed 76 degrees.
a. Dirty cages must be stacked precisely.
