AALAS LAT - LABORATORY ANIMAL
TECHNICIAN EXAM STUDY GUIDE
2026/2027 COMPLETE QUESTIONS WITH
VERIFIED CORRECT ANSWERS ||
100% GUARANTEED PASS
<NEWEST VERSION>
1. Laboratory Science started in the - ANSWER ✔ 1940s
2. First iteration of AALAS was formed in 1950 by Dr. Nathan Brewer what
was it called originally? - ANSWER ✔ ACP - Animal Care Panel
3. AALAS stands for - ANSWER ✔ American Association of Laboratory
Animal Science
4. Three certification levels of AALAS are - ANSWER ✔ ALAT (Assistant
Laboratory Animal Technician), LAT (Laboratory Animal Technician), and
LATG (Laboratory Animal Technologist)
5. Why are animal models used? - ANSWER ✔ For their similarities to
humans
6. What are some alternatives to using animal models? - ANSWER ✔
Computer models and cell culture techniques
,7. Members of the laboratory animal research team include - ANSWER ✔ PI,
Research Technicians, Veterinarians, Laboratory Animal Technicians
8. What is a principle investigator? - ANSWER ✔ The scientist who plans and
coordinates all phases of the research work
9. What do laboratory animal veterinarians do? - ANSWER ✔ Coordinates
animal care activities and advises investigators on proper animal model
selection and use and Responsible for maintenance of animal colony health
and compliance w/ regulations and policies that affect the experimental
animals
10.What do laboratory animal technicians do? - ANSWER ✔ They perform
many animal care functions critical to the maintenance of healthy animals
11.AALAS certification registry - ANSWER ✔ REGISTRY: is a voluntary
program which documents ongoing professional development as an
AALAS-certified technician every 2 years, will entitle you to use a "R" in
front of your ALAT, LAT, or LATG credential.
12.What is research?
a. A protocol that is approved by the Institutional Animal Care and Use
Committee (IACUC)
b. An investigation into the practices of the facility
c. A systematic investigation to establish facts
d. A program that was developed to help researchers learn new skills -
ANSWER ✔ c. A systematic investigation to establish facts
,13.What is the first step in scientific research?
a. Create a research design
b. Define the question to be investigated
c. Collect data
d. Report the conclusions - ANSWER ✔ b. Define the question to be
investigated
14.Why is food not withheld from rodents and rabbits before surgery?
a. They need to eat at regular times to prevent malnutrition.
b. They only eat a few times a day.
c. They do not vomit.
d. They have a high metabolism. - ANSWER ✔ c. They do not vomit.
15.What should be done when cleansing and disinfecting the incision area prior
to surgery?
a. Start scrubbing away from the site and gradually circle inward.
b. Repeat the scrubbing process three times, with a new piece of gauze
each time.
c. Soak small animals thoroughly with rubbing alcohol.
d. Make sure that the Povidone iodine solution is still wet when surgery
starts. - ANSWER ✔ b. Repeat the scrubbing process three times,
with a new piece of gauze each time.
16.Why is it important not to rush when scrubbing down fingers, hands, and
arms?
a. To ensure water drains from elbows to fingers
b. To ensure that nothing is dropped during the process
c. To ensure that the contact time of the scrub on the skin is long enough
d. To ensure that no excess water is spilled - ANSWER ✔ c. To ensure
that the contact time of the scrub on the skin is long enough
, 17.Which of the following is TRUE about maintaining sterility during a
procedure?
a. Shake the gown to open it.
b. Clasp your hands together if waiting for something.
c. Keep your hands below the waist.
d. Moisture will help keep surfaces sterile. - ANSWER ✔ b. Clasp your
hands together if waiting for something.
18.What step does the assistant do to help with gowning?
a. Tie the neck and waist of the gown
b. Hold the gown up so the person can put their arms in the sleeves
c. Ensure the gown doesn't touch the person's hands as it is donned.
d. Unpack the gown and drape it over a chair. - ANSWER ✔ a. Tie the
neck and waist of the gown
19.Which choice is an injectable local anesthetic?
a. Ophthaine®
b. EMLA® cream
c. Xylocaine®
d. Isoflurane - ANSWER ✔ c. Xylocaine®
20.What is checked when monitoring perfusion during anesthesia in a mouse?
a. Blink response
b. Color of the foot pad
c. Pulse
d. Respiration - ANSWER ✔ b. Color of the foot pad
21.Why is it important to provide an external heat source during and after
surgery?
TECHNICIAN EXAM STUDY GUIDE
2026/2027 COMPLETE QUESTIONS WITH
VERIFIED CORRECT ANSWERS ||
100% GUARANTEED PASS
<NEWEST VERSION>
1. Laboratory Science started in the - ANSWER ✔ 1940s
2. First iteration of AALAS was formed in 1950 by Dr. Nathan Brewer what
was it called originally? - ANSWER ✔ ACP - Animal Care Panel
3. AALAS stands for - ANSWER ✔ American Association of Laboratory
Animal Science
4. Three certification levels of AALAS are - ANSWER ✔ ALAT (Assistant
Laboratory Animal Technician), LAT (Laboratory Animal Technician), and
LATG (Laboratory Animal Technologist)
5. Why are animal models used? - ANSWER ✔ For their similarities to
humans
6. What are some alternatives to using animal models? - ANSWER ✔
Computer models and cell culture techniques
,7. Members of the laboratory animal research team include - ANSWER ✔ PI,
Research Technicians, Veterinarians, Laboratory Animal Technicians
8. What is a principle investigator? - ANSWER ✔ The scientist who plans and
coordinates all phases of the research work
9. What do laboratory animal veterinarians do? - ANSWER ✔ Coordinates
animal care activities and advises investigators on proper animal model
selection and use and Responsible for maintenance of animal colony health
and compliance w/ regulations and policies that affect the experimental
animals
10.What do laboratory animal technicians do? - ANSWER ✔ They perform
many animal care functions critical to the maintenance of healthy animals
11.AALAS certification registry - ANSWER ✔ REGISTRY: is a voluntary
program which documents ongoing professional development as an
AALAS-certified technician every 2 years, will entitle you to use a "R" in
front of your ALAT, LAT, or LATG credential.
12.What is research?
a. A protocol that is approved by the Institutional Animal Care and Use
Committee (IACUC)
b. An investigation into the practices of the facility
c. A systematic investigation to establish facts
d. A program that was developed to help researchers learn new skills -
ANSWER ✔ c. A systematic investigation to establish facts
,13.What is the first step in scientific research?
a. Create a research design
b. Define the question to be investigated
c. Collect data
d. Report the conclusions - ANSWER ✔ b. Define the question to be
investigated
14.Why is food not withheld from rodents and rabbits before surgery?
a. They need to eat at regular times to prevent malnutrition.
b. They only eat a few times a day.
c. They do not vomit.
d. They have a high metabolism. - ANSWER ✔ c. They do not vomit.
15.What should be done when cleansing and disinfecting the incision area prior
to surgery?
a. Start scrubbing away from the site and gradually circle inward.
b. Repeat the scrubbing process three times, with a new piece of gauze
each time.
c. Soak small animals thoroughly with rubbing alcohol.
d. Make sure that the Povidone iodine solution is still wet when surgery
starts. - ANSWER ✔ b. Repeat the scrubbing process three times,
with a new piece of gauze each time.
16.Why is it important not to rush when scrubbing down fingers, hands, and
arms?
a. To ensure water drains from elbows to fingers
b. To ensure that nothing is dropped during the process
c. To ensure that the contact time of the scrub on the skin is long enough
d. To ensure that no excess water is spilled - ANSWER ✔ c. To ensure
that the contact time of the scrub on the skin is long enough
, 17.Which of the following is TRUE about maintaining sterility during a
procedure?
a. Shake the gown to open it.
b. Clasp your hands together if waiting for something.
c. Keep your hands below the waist.
d. Moisture will help keep surfaces sterile. - ANSWER ✔ b. Clasp your
hands together if waiting for something.
18.What step does the assistant do to help with gowning?
a. Tie the neck and waist of the gown
b. Hold the gown up so the person can put their arms in the sleeves
c. Ensure the gown doesn't touch the person's hands as it is donned.
d. Unpack the gown and drape it over a chair. - ANSWER ✔ a. Tie the
neck and waist of the gown
19.Which choice is an injectable local anesthetic?
a. Ophthaine®
b. EMLA® cream
c. Xylocaine®
d. Isoflurane - ANSWER ✔ c. Xylocaine®
20.What is checked when monitoring perfusion during anesthesia in a mouse?
a. Blink response
b. Color of the foot pad
c. Pulse
d. Respiration - ANSWER ✔ b. Color of the foot pad
21.Why is it important to provide an external heat source during and after
surgery?
