Laboratory Animal Technician
Certification EXAM REAL EXAM QUESTIONS
AND CORRECT ANSWERS (VERIFIED
ANSWERS)|AGRADE
Abduction - Answer- The movement of a bone away from the mid-line of the body or
away from the axis of an extremity.
Abomasum - Answer- The fourth stomach compartment of a ruminant animal; the
only compartment that secretes digestive enzymes and is thus a true stomach.
Abscess - Answer- A localized collection of pus accompanied by swelling in any part
of the body.
Accessory Sex Gland - Answer- A gland associated with the urogenital tract;for
example, the prostate and seminal vesicles in males which provide the fluid needed for
sperm transport during ejaculation
Acclimation period - Answer- The time given to a newly arrived animal to become
accuslomed to its new surroundings before the research for which it is intended begins.
Acetylcholine - Answer- A naturally occurring substance in the body t hat is involved i
n the transmission of nerve impulses.
Acid - Answer- Chemical or solution with a pH below 7.Chemicals that have a very
low pH can cause chemical burns to the skin and should be handled cautiously.
Acquired immunity - Answer- Immunity acquired through exposure to an
antigen,which results in the activation of immune cells and the formation of antibodies to
this antigen. Also called active immunity.
Activity cage - Answer- A specialized animal unit or cage that allows an animal to
exercise freely while its activity is being recorded or measured
Acute disease - Answer- A disease having rapid onset and short duration.
Acute toxicity test - Answer- A test in which the test animal receives a single dose of
a test substance.
Adduction - Answer- The movement of a bone toward the midline of the body or
toward the axis of an extremity
Ad libitum - Answer- Making feed or water availble to the animal at all times
, Adipose tissue - Answer- tissue made up of cells that store fatty substances,such as
lipids and fatty acids. Used as a source of energy for the body. Also called fatty tissue
Adjuvant - Answer- A substance that enhances the potency of another substance. In
immunology. it is a substance that enhances the immune response to antigens
Adrenaline - Answer- A hormone that is secreted by the adrenal medulla into the
blood stream in response to physical or mental stress. such as that caused by fear or
injury. Adrenaline causes a rapid increase in blood pressure. metabolic rate, and blood
glucose concentration. Also called epinephrine.
Adrenergic - Answer- A drug, or other subtance that has effects similar to
epinephrine.
Adventitious - Answer- Accidental or acquired; not natural or hereditary
Aerosol - Answer- A suspension, fine mist. or spray which contains minute particles.
Examples of common aerosolized particles include pollen. medications (as in inhalation
therapy)or pathogens
Agar - Answer- A polymer made up of subunits of the sugar galactose that becomes
gelatinous when dissolved in hot water and cooled. Used as medium for culturing
microorganisms
Agonist - Answer- A drug capable of stimulating physiologic activity
Agouti - Answer- An animal color pattern in which the hairs are dark brown with
yellow bands close to the tips.giving the animal a light brown appearance.
Agranulocyte - Answer- A white blood cell that contains a multilobed nucleus and has
microscopic granules in its cytoplasm; types include leukocytes and monocytes.
Air exchange - Answer- The number of times per hour the ventilation system replaces
the air in the room.
Albino - Answer- A inherited condition marked by the absence of melanin, resulting in
non pigmented skin. coat, and eyes. An albino animal has white fur or feathers and pink
eyes (irises).
Alimentary canal - Answer- A long tube extending from the mouth to the anus:
includes organs such as the stomach and intestines. Also called the gastrointestinal
tract.
Allele - Answer- One member of a pair of genes that occupies a specific site on a
given chromosome. Alternate form of a gene
Certification EXAM REAL EXAM QUESTIONS
AND CORRECT ANSWERS (VERIFIED
ANSWERS)|AGRADE
Abduction - Answer- The movement of a bone away from the mid-line of the body or
away from the axis of an extremity.
Abomasum - Answer- The fourth stomach compartment of a ruminant animal; the
only compartment that secretes digestive enzymes and is thus a true stomach.
Abscess - Answer- A localized collection of pus accompanied by swelling in any part
of the body.
Accessory Sex Gland - Answer- A gland associated with the urogenital tract;for
example, the prostate and seminal vesicles in males which provide the fluid needed for
sperm transport during ejaculation
Acclimation period - Answer- The time given to a newly arrived animal to become
accuslomed to its new surroundings before the research for which it is intended begins.
Acetylcholine - Answer- A naturally occurring substance in the body t hat is involved i
n the transmission of nerve impulses.
Acid - Answer- Chemical or solution with a pH below 7.Chemicals that have a very
low pH can cause chemical burns to the skin and should be handled cautiously.
Acquired immunity - Answer- Immunity acquired through exposure to an
antigen,which results in the activation of immune cells and the formation of antibodies to
this antigen. Also called active immunity.
Activity cage - Answer- A specialized animal unit or cage that allows an animal to
exercise freely while its activity is being recorded or measured
Acute disease - Answer- A disease having rapid onset and short duration.
Acute toxicity test - Answer- A test in which the test animal receives a single dose of
a test substance.
Adduction - Answer- The movement of a bone toward the midline of the body or
toward the axis of an extremity
Ad libitum - Answer- Making feed or water availble to the animal at all times
, Adipose tissue - Answer- tissue made up of cells that store fatty substances,such as
lipids and fatty acids. Used as a source of energy for the body. Also called fatty tissue
Adjuvant - Answer- A substance that enhances the potency of another substance. In
immunology. it is a substance that enhances the immune response to antigens
Adrenaline - Answer- A hormone that is secreted by the adrenal medulla into the
blood stream in response to physical or mental stress. such as that caused by fear or
injury. Adrenaline causes a rapid increase in blood pressure. metabolic rate, and blood
glucose concentration. Also called epinephrine.
Adrenergic - Answer- A drug, or other subtance that has effects similar to
epinephrine.
Adventitious - Answer- Accidental or acquired; not natural or hereditary
Aerosol - Answer- A suspension, fine mist. or spray which contains minute particles.
Examples of common aerosolized particles include pollen. medications (as in inhalation
therapy)or pathogens
Agar - Answer- A polymer made up of subunits of the sugar galactose that becomes
gelatinous when dissolved in hot water and cooled. Used as medium for culturing
microorganisms
Agonist - Answer- A drug capable of stimulating physiologic activity
Agouti - Answer- An animal color pattern in which the hairs are dark brown with
yellow bands close to the tips.giving the animal a light brown appearance.
Agranulocyte - Answer- A white blood cell that contains a multilobed nucleus and has
microscopic granules in its cytoplasm; types include leukocytes and monocytes.
Air exchange - Answer- The number of times per hour the ventilation system replaces
the air in the room.
Albino - Answer- A inherited condition marked by the absence of melanin, resulting in
non pigmented skin. coat, and eyes. An albino animal has white fur or feathers and pink
eyes (irises).
Alimentary canal - Answer- A long tube extending from the mouth to the anus:
includes organs such as the stomach and intestines. Also called the gastrointestinal
tract.
Allele - Answer- One member of a pair of genes that occupies a specific site on a
given chromosome. Alternate form of a gene
