ALAT Chapter 7 Practice Test
QUESTIONS WITH VERIFIED, 100%
ACCURATE ANSWERS— GRADED A+
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
QUESTIONS WITH VERIFIED, 100%
ACCURATE ANSWERS— GRADED A+
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
