ALAT FINAL EXAM 2026-2027 QUESTIONS
AND CORRECT ANSWERS GRADED A+
What is the first step to take to try to resolve a conflict with a co-worker?
Talk to your co-worker and see if you can discuss the issues and work out the
problem.
What is the involuntary bristling of fur or feathers called?
Piloerection
When using bleach to disinfect surfaces soiled with animal debris and organic
matter, what must you be sure to do?
Use a detergent to loosen the debris before you clean it with a bleach solution.
In a research protocol, what are the humane endpoints?
The criteria used to determine when an animal should be euthanized
What types of materials must never be autoclaved?
Flammable liquids.
,The examination of a dead animal for diagnostic purposes or to determine the
cause of death is called:
a necropsy.
What do rabbits produce, and then eat, in order to recycle protein, water, and B
vitamins?
Night feces
Which behaviors do female cats often display when they are in heat?
Back flattened, hind quarters raised
In most institutions, who reviews the animal use protocol at an institution before a
study using animals can begin?
IACUC
Porphyrin is the substance that causes which of the following?
Red staining around eyes and nose of mice or rats
Which federal agency in the U.S. is the main one to enforce rules or standards
related to workplace safety?
,The Department of Labor's Occupational Health and Safety Administration
(OSHA)
In a disaster situation, the laboratory animals should be evacuated only under
which circumstance?
Evacuation does not jeopardize the safety of the staff.
What is the definition of disinfection?
To destroy microorganisms or inhibit their growth and activity.
What are the 3 Rs?
Replacement, refinement, reduction
Why should employees with pets in their home be particularly careful in the animal
facility?
To avoid introducing microorganisms into the laboratory animal colony
A kilogram is approximately equal to how many pounds?
2.2
, Which identification is NOT common with rats?
Collars with tags
Planned or controlled manipulations within a research study are called
experimental variables.
Which of the following statements is TRUE?
Hamsters are fastidious, using one corner of the cage to urinate and defecate.
What is an unusual feature of rabbits that differentiates them from rodents?
They have peg teeth.
How would hamsters respond if the room temperature were to drop to around 5
degrees Celsius (41 degrees Fahrenheit)?
They would sleep in a hibernation-like state.
Which of the following would be the most acidic?
1
AND CORRECT ANSWERS GRADED A+
What is the first step to take to try to resolve a conflict with a co-worker?
Talk to your co-worker and see if you can discuss the issues and work out the
problem.
What is the involuntary bristling of fur or feathers called?
Piloerection
When using bleach to disinfect surfaces soiled with animal debris and organic
matter, what must you be sure to do?
Use a detergent to loosen the debris before you clean it with a bleach solution.
In a research protocol, what are the humane endpoints?
The criteria used to determine when an animal should be euthanized
What types of materials must never be autoclaved?
Flammable liquids.
,The examination of a dead animal for diagnostic purposes or to determine the
cause of death is called:
a necropsy.
What do rabbits produce, and then eat, in order to recycle protein, water, and B
vitamins?
Night feces
Which behaviors do female cats often display when they are in heat?
Back flattened, hind quarters raised
In most institutions, who reviews the animal use protocol at an institution before a
study using animals can begin?
IACUC
Porphyrin is the substance that causes which of the following?
Red staining around eyes and nose of mice or rats
Which federal agency in the U.S. is the main one to enforce rules or standards
related to workplace safety?
,The Department of Labor's Occupational Health and Safety Administration
(OSHA)
In a disaster situation, the laboratory animals should be evacuated only under
which circumstance?
Evacuation does not jeopardize the safety of the staff.
What is the definition of disinfection?
To destroy microorganisms or inhibit their growth and activity.
What are the 3 Rs?
Replacement, refinement, reduction
Why should employees with pets in their home be particularly careful in the animal
facility?
To avoid introducing microorganisms into the laboratory animal colony
A kilogram is approximately equal to how many pounds?
2.2
, Which identification is NOT common with rats?
Collars with tags
Planned or controlled manipulations within a research study are called
experimental variables.
Which of the following statements is TRUE?
Hamsters are fastidious, using one corner of the cage to urinate and defecate.
What is an unusual feature of rabbits that differentiates them from rodents?
They have peg teeth.
How would hamsters respond if the room temperature were to drop to around 5
degrees Celsius (41 degrees Fahrenheit)?
They would sleep in a hibernation-like state.
Which of the following would be the most acidic?
1
