Part 2-Assistant Laboratory Animal Technician Certification (ALAT) Exam Questions with Latest Update
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Course
Laboratory Animal Technician
Institution
Laboratory Animal Technician
Which environmental conditions are monitored in an animal facility?
-Temperature
-Air exchange rate
-Humidity
-All of the above - Answer-All of the above
Which of the following statements regarding noise in the animal facility is TRUE?
-Soft music played in animal rooms will calm the an...
Part 2-Assistant Laboratory Animal
Technician Certification (ALAT) Exam
Questions with Latest Update
Which environmental conditions are monitored in an animal facility?
-Temperature
-Air exchange rate
-Humidity
-All of the above - Answer-All of the above
Which of the following statements regarding noise in the animal facility is TRUE?
-Soft music played in animal rooms will calm the animals.
-High noise levels will result in improved rodent breeding.
-The hearing range of many laboratory animals is very different to humans.
-Ultrasound refers to sounds below the frequency of human hearing. - Answer-The
hearing range of many laboratory animals is very different to humans.
Which of these statements is TRUE regarding the microenvironment?
-The temperature in the cage is the same as the temperature of the room.
-All cages on the rack are exposed to the same amount of lighting.
-None of the above.
-High concentration levels of carbon dioxide and ammonia can be present in the cages.
- Answer-High concentration levels of carbon dioxide and ammonia can be present in
the cages.
High humidity in animal rooms may cause which negative consequence?
-Higher ammonia levels
-increased feed consumption
-Increased feed spoilage and mold
-Ringtail - Answer-Increased feed spoilage and mold
Which of these statements about dust is FALSE?
-Bedding materials produce a lot of dust
-Dust exposes personnel to allergens, and may lead to the development of animal
allergies
-Infrequent changes of air filters reduce dust levels
-High dust levels pose a health hazard to animals and personnel - Answer-Infrequent
changes of air filters reduce dust levels
,The Guide recommends how many changes of fresh air per hour?
-15-20
-5-10
-10-15
-2-5 - Answer-10-15
Which animal room problem(s), should animal technicians report?
-Malfunctioning lights
-Cracks in surfaces
-Sluggish drains
-All of the Above - Answer-All of the above
Which of the following statements regarding aquatic species housing is FALSE?
-The aquatic holding room must be able to structurally support the total weight and
distribution of water in the housing systems.
-The floor should be sloped towards the drains to prevent water from pooling.
-The room should have a reliable method of quickly draining water in the room in case
of a flood.
-Most aquatic facilities are on the top floor of the building to provide necessary light for
the animals . - Answer-Most aquatic facilities are on the top floor of the building to
provide necessary light for the animals .
Which of the following statements regarding environmental light levels and the
husbandry of laboratory fish is TRUE?
-Some fish species will only feed under low light conditions.
-Many fish only feed in bright light.
-Light spectrum is not important to fish.
-Aquatic rooms should have dim lights to encourage algae growth. - Answer-Some fish
species will only feed under low light conditions
Water used in aquatic housing systems is generally treated by which method before
use?
Which gases do not accumulate when animal rooms are properly ventilated?
-Oxygen and nitrous oxide
, -Nitrogen sulfur dioxide
-Hydrogen and helium
-Ammonia and carbon dioxide - Answer-Ammonia and carbon dioxide
What type of air supply should be used in isolation rooms?
-Negative pressure
-High humidity only
-Positive pressure
-High temperature only - Answer-Negative Pressure
Which of the following statements regarding non-animal rooms is FALSE?
-Surgery rooms must be set up to allow sterile conditions.
-Feed and bedding are usually stored separately in designated rooms or areas, away
from the animal rooms.
-Procedure rooms should be used for therapeutic interventions to avoid stressing other
animals.
-A constant high temperature and low humidity in storage areas helps to avoid spoilage.
- Answer-A constant high temperature and low humidity in storage areas helps to avoid
spoilage.
Which room would likely be kept at positive pressure?
-Animal quarantine room
-Surgical suite
-Room containing animals that have been experimentally infected with a pathogen
-A room designed to house hazardous agents - Answer-surgical suite
High humidity in animal rooms may cause which negative consequence?
-Ringtail
-Higher ammonia levels
-Increased feed spoilage and mold
-increased feed consumption - Answer-increased feed spoilage and mold
Which of these statements is TRUE regarding the microenvironment?
-All cages on the rack are exposed to the same amount of lighting.
-The temperature in the cage is the same as the temperature of the room.
-High concentration levels of carbon dioxide and ammonia can be present in the cages.
-None of the above. - Answer-High concentration levels of carbon dioxide and ammonia
can be present in the cages
What type of room is used to house pathogen free animals?
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