Chapter 7 - Quiz Flashcards
(18 cards)
What term refers to the environmental conditions within a room holding animals?
a. Perienvironment
b. Isoenvironment
c. Macroenvironment
d. Microenvironment
c. Macroenvironment
Proper ventilation in animal rooms helps prevent the accumulation of waste gases, such as:
a. hydrogen and helium.
b. nitrogen and sulfur dioxide.
c. oxygen and nitrous oxide.
d. ammonia and carbon dioxide.
d. ammonia and carbon dioxide.
The Guide recommends a room ventilation rate of how many air changes per hour?
a. 1 to 4
b. 5 to 9
c. 10 to 15
d. 16 to 20
c. 10 to 15
Animal quarantine rooms and rooms containing animals experimentally infected with pathogens are normally kept under what type of pressure?
a. Positive
b. Negative
c. Neutral
d. Equivalent
b. Negative
Albino animals are particularly sensitive to:
a. Light
b. Dark
c. Temperature
d. Humidity
a. Light
Using a barrier to prevent the entry of infectious agents into a room is called:
a. a critical threshold.
b. an exclusion principle.
c. biocontainment.
d. bioexclusion.
d. bioexclusion.
What is the room called that is intended to separate incoming animals from the existing colony?
a. Quarantine room
b. Bioexclusion room
c. Isolation room
d. Biosafety room
a. Quarantine room
If bioexclusion is the goal, a room should kept under positive pressure.
a. True
b. False
a. True
Which of the following describes the BEST storage conditions for bags of animal bedding?
a. A separate room away from animal rooms, stacked on pallets, 6 inches away from the wall.
b. Stacked on the floor against a back wall of a procedure room, conveniently close to the animal holding room
c. A separate room away from animal rooms, stacked on wire racks close against the wall.
d. Stacked on pallets in a multi-purpose storage room, containing cleaning supplies.
a. A separate room away from animal rooms, stacked on pallets, 6 inches away from the wall.
Rabbit and dog housing rooms should be kept a little warmer than rodent rooms.
a. True
b. False
b. False
When you open a door to a room, and air rushes OUT into the hallway, how would you describe the pressure of the room?
a. Positive
b. Negative
c. Neutral
d. Ambient
a. Positive
What is the term for the environmental conditions within an animal’s cage?
a. Macroenvironment
b. Endoenvironment
c. Microenvironment
d. Isoenvironment
c. Microenvironment
What is the acceptable range of humidity within an animal room?
a. 50 to 80%
b. 40 to 50%
c. 30 to 70%
d. 60 to 90%
c. 30 to 70%
If you see 14:10 written in an SOP for lighting in an animal room, this means a cycle of:
a. 14 hours of light followed by 10 hours of darkness
b. 14 hours of darkness followed by 10 hours of light
c. 14 minutes of light and 10 minutes of darkness
d. 14 days of light and 10 days of darkness
a. 14 hours of light followed by 10 hours of darkness
What is the effect of noise and vibrations on animals?
a. It increases breeding efficiency in rodent colonies.
b. It produces stress in animals.
c. It increases the amount of feed required for the animals.
d. It produces a calming effect on the animals.
b. It produces stress in animals.
What is ventilation?
a. The rate at which room air is exchanged with fresh air
b. The use of positive and negative air flow
c. The temperature control for an animal’s microenvironment
d. The air pressure of a room
a. The rate at which room air is exchanged with fresh air
You can usually assume that the environmental conditions within a cage are very similar to what is measured by the monitoring equipment in the surrounding animal room.
a. True
b. False
b. False
