AALAS LAT EXAM 2026 / AMERICAN
ASSOCIATION FOR LABORATORY ANIMAL
SCIENCE
Which term describes a disease with a long duration?
-Chronic
-Epidemic
-Acute
-Peracute - <<<<CORRECT ANSWERS>>>Chronic
What does the etiology of a disease refer to?
-Spread
-Duration
-Treatment
-Cause - <<<<CORRECT ANSWERS>>>Cause
A disease that continues in a subclinical state is said to be _______
-latent
-benign
-degenerative
-acute - <<<<CORRECT ANSWERS>>>Latent
Why is a treatment for external parasites applied in multiple administrations
several days apart?
-To prevent new eggs from being laid
-To kill newly hatched larvae
-To kill adults resistant to the initial treatment
-To prevent causing a toxic reaction in the animal - <<<<CORRECT
ANSWERS>>>To kill newly hatched larvae
Infection with what human disease is potentially fatal to marmosets?
-Herpes simplex
-Salmonellosis
-Tuberculosis
-B virus - <<<<CORRECT ANSWERS>>>Herpes simplex
Vectors differ from fomites in that they are _____.
-living
-infectious
-benign
,-microscopic - <<<<CORRECT ANSWERS>>>Living
Which term describes the type of disease that is gradually developed by an
animal over time?
-Congenital
-Degenerative
-Neoplastic
-Metabolic - <<<<CORRECT ANSWERS>>>Degenerative
Which type of disease is type 1 diabetes?
-Congenital
-Metabolic
-Degenerative
-Neoplastic - <<<<CORRECT ANSWERS>>>Metabolic
When an animal has an allergy, its immune system recognizes the allergen as
a(n):
-antigen
-antibody
-disease
-injury - <<<<CORRECT ANSWERS>>>Antigen
What condition is common in rabbits after being transported?
-Hair pulling
-Alopecia
-Diarrhea
-Itching - <<<<CORRECT ANSWERS>>>Diarrhea
What documentation must a commercial animal source provide for a facility
to pre-qualify their animals and eliminate a quarantine period?
-Infectious agent testing
-Animal husbandry logs
-Immunization
-Environmental conditions - <<<<CORRECT ANSWERS>>>Infectious agent
testing
Which condition in frogs results from an infection or a metabolic disorder
and can impair their equilibrium in water?
-Red leg
-Salmonellosis
-Bloat
-Fungal infection - <<<<CORRECT ANSWERS>>>Bloat
When invading pathogens spread throughout the body, which type of cells
mount an inflammatory response to destroy them?
-White blood cells
,-Platelets
-Red blood cells
-Nerve cells - <<<<CORRECT ANSWERS>>>White blood cells
For which disease must personnel with access to NHPs be immunized or
provide documentation of immunity?
-Tuberculosis
-Measles
-B virus
-Herpes simplex virus - <<<<CORRECT ANSWERS>>>Measles
A newborn's temporary immunity is known as _______ immunity.
-passive
-maternal
-vertical
-congenital - <<<<CORRECT ANSWERS>>>Passive
What is a first step for an animal technician to physically examine an animal?
-Observe the animal before restraining it.
-Check the health records from the day before.
-Examine the appearance of sentinel animals.
-Restrain the animal to examine it closely. - <<<<CORRECT
ANSWERS>>>Observe the animal before restraining it.
What is the best means of disease control?
-Prevention
-Treatment
-Quarantining the colony
-Depopulating the colony - <<<<CORRECT ANSWERS>>>Prevention
What zoonotic disease may be transmitted by the body fluids of infected
nonhuman primates?
-Tuberculosis
-Toxoplasmosis
-Measles
-B virus - <<<<CORRECT ANSWERS>>>B virus
How many vaccines are routinely used for rodents?
-3
-2
-0
-1 - <<<<CORRECT ANSWERS>>>0
Which type of disease has a rapid onset and a short duration?
-Local
-Neoplastic
, -Subclinical
-Acute - <<<<CORRECT ANSWERS>>>Acute
What is the treatment schedule when administering treatments for external
parasites?
-Multiple treatments over one day
-Multiple treatments several days apart
-A single treatment
-One treatment every two weeks - <<<<CORRECT ANSWERS>>>Multiple
treatments several days apart
Which of the following transmits hereditary diseases from parent to
offspring?
-Bacteria
-Fomite
-Gamete
-Gene - <<<<CORRECT ANSWERS>>>Gene
Which term means a mother's milk that contains antibodies for newborns?
-Diluent
-Colostrum
-Mutagen
-Metabolite - <<<<CORRECT ANSWERS>>>Colostrum
Why does the Office of Laboratory Animal Welfare (OLAW) inspect research
facilities? (More than one answer)
-An institution's IACUC has applied for an inspection
-Potential noncompliance with the PHS Policy
-Routine inspection of selected institutions
-Annually, to meet a federal requirement - <<<<CORRECT ANSWERS>>>-
Potential noncompliance with the PHS Policy
-Routine inspections of selected institutions
T/F: Before approving a protocol, the IACUC may ask the investigator to
clarify or modify the proposed procedures. - <<<<CORRECT ANSWERS>>>True
T/F: The full name for the acronym IACUC is the Institutional Animal Care
and Use Council. - <<<<CORRECT ANSWERS>>>False
The USDA inspects research facilities for compliance with which mandates?
(More than one answer)
-Guide for theCare and Use of Agricultural Animals in Research and Teaching
-AVMA Guidelines for the Euthanasia of Animals
-USDA policies
-Guide for the Care and Use ofLaboratory Animals
ASSOCIATION FOR LABORATORY ANIMAL
SCIENCE
Which term describes a disease with a long duration?
-Chronic
-Epidemic
-Acute
-Peracute - <<<<CORRECT ANSWERS>>>Chronic
What does the etiology of a disease refer to?
-Spread
-Duration
-Treatment
-Cause - <<<<CORRECT ANSWERS>>>Cause
A disease that continues in a subclinical state is said to be _______
-latent
-benign
-degenerative
-acute - <<<<CORRECT ANSWERS>>>Latent
Why is a treatment for external parasites applied in multiple administrations
several days apart?
-To prevent new eggs from being laid
-To kill newly hatched larvae
-To kill adults resistant to the initial treatment
-To prevent causing a toxic reaction in the animal - <<<<CORRECT
ANSWERS>>>To kill newly hatched larvae
Infection with what human disease is potentially fatal to marmosets?
-Herpes simplex
-Salmonellosis
-Tuberculosis
-B virus - <<<<CORRECT ANSWERS>>>Herpes simplex
Vectors differ from fomites in that they are _____.
-living
-infectious
-benign
,-microscopic - <<<<CORRECT ANSWERS>>>Living
Which term describes the type of disease that is gradually developed by an
animal over time?
-Congenital
-Degenerative
-Neoplastic
-Metabolic - <<<<CORRECT ANSWERS>>>Degenerative
Which type of disease is type 1 diabetes?
-Congenital
-Metabolic
-Degenerative
-Neoplastic - <<<<CORRECT ANSWERS>>>Metabolic
When an animal has an allergy, its immune system recognizes the allergen as
a(n):
-antigen
-antibody
-disease
-injury - <<<<CORRECT ANSWERS>>>Antigen
What condition is common in rabbits after being transported?
-Hair pulling
-Alopecia
-Diarrhea
-Itching - <<<<CORRECT ANSWERS>>>Diarrhea
What documentation must a commercial animal source provide for a facility
to pre-qualify their animals and eliminate a quarantine period?
-Infectious agent testing
-Animal husbandry logs
-Immunization
-Environmental conditions - <<<<CORRECT ANSWERS>>>Infectious agent
testing
Which condition in frogs results from an infection or a metabolic disorder
and can impair their equilibrium in water?
-Red leg
-Salmonellosis
-Bloat
-Fungal infection - <<<<CORRECT ANSWERS>>>Bloat
When invading pathogens spread throughout the body, which type of cells
mount an inflammatory response to destroy them?
-White blood cells
,-Platelets
-Red blood cells
-Nerve cells - <<<<CORRECT ANSWERS>>>White blood cells
For which disease must personnel with access to NHPs be immunized or
provide documentation of immunity?
-Tuberculosis
-Measles
-B virus
-Herpes simplex virus - <<<<CORRECT ANSWERS>>>Measles
A newborn's temporary immunity is known as _______ immunity.
-passive
-maternal
-vertical
-congenital - <<<<CORRECT ANSWERS>>>Passive
What is a first step for an animal technician to physically examine an animal?
-Observe the animal before restraining it.
-Check the health records from the day before.
-Examine the appearance of sentinel animals.
-Restrain the animal to examine it closely. - <<<<CORRECT
ANSWERS>>>Observe the animal before restraining it.
What is the best means of disease control?
-Prevention
-Treatment
-Quarantining the colony
-Depopulating the colony - <<<<CORRECT ANSWERS>>>Prevention
What zoonotic disease may be transmitted by the body fluids of infected
nonhuman primates?
-Tuberculosis
-Toxoplasmosis
-Measles
-B virus - <<<<CORRECT ANSWERS>>>B virus
How many vaccines are routinely used for rodents?
-3
-2
-0
-1 - <<<<CORRECT ANSWERS>>>0
Which type of disease has a rapid onset and a short duration?
-Local
-Neoplastic
, -Subclinical
-Acute - <<<<CORRECT ANSWERS>>>Acute
What is the treatment schedule when administering treatments for external
parasites?
-Multiple treatments over one day
-Multiple treatments several days apart
-A single treatment
-One treatment every two weeks - <<<<CORRECT ANSWERS>>>Multiple
treatments several days apart
Which of the following transmits hereditary diseases from parent to
offspring?
-Bacteria
-Fomite
-Gamete
-Gene - <<<<CORRECT ANSWERS>>>Gene
Which term means a mother's milk that contains antibodies for newborns?
-Diluent
-Colostrum
-Mutagen
-Metabolite - <<<<CORRECT ANSWERS>>>Colostrum
Why does the Office of Laboratory Animal Welfare (OLAW) inspect research
facilities? (More than one answer)
-An institution's IACUC has applied for an inspection
-Potential noncompliance with the PHS Policy
-Routine inspection of selected institutions
-Annually, to meet a federal requirement - <<<<CORRECT ANSWERS>>>-
Potential noncompliance with the PHS Policy
-Routine inspections of selected institutions
T/F: Before approving a protocol, the IACUC may ask the investigator to
clarify or modify the proposed procedures. - <<<<CORRECT ANSWERS>>>True
T/F: The full name for the acronym IACUC is the Institutional Animal Care
and Use Council. - <<<<CORRECT ANSWERS>>>False
The USDA inspects research facilities for compliance with which mandates?
(More than one answer)
-Guide for theCare and Use of Agricultural Animals in Research and Teaching
-AVMA Guidelines for the Euthanasia of Animals
-USDA policies
-Guide for the Care and Use ofLaboratory Animals
