LAT LABORATORY ANIMAL CERTIFICATION EXAM 2024
QUESTIONS WITH DETAILED ANSWERS ALREADY GRADED
A+
An unusual behavior that may be noticed in approximately 20% of gerbils is
.
a) Circling
b) Seizures
c) Stomping
d) Hibernation
B
The normal gestation length for the rat is days.
a) 19-21
b) 24-26
c) 31-33
d) 42-45
A
Intraperitoneal means .
a) In the muscle
b) Into the abdominal cavity
c) Into a vein
d) Under the skin
B
When a gas anesthetic is given to an animal via an endotracheal tube, the
route of administration is said to be .
a) Inhalational
b) Intravenous
c) Topical
d) Intraperitoneal
A
What is the main difference between gnotobiotic and germfree animals?
a) There is no difference
b) Gnotobiotic animals are given specific bacteria to aid in digestion
c) Gnotobiotic animals are raised in isolators
d) Germfree animals are only free of viruses
B
, LAT LABORATORY ANIMAL CERTIFICATION EXAM 2024
QUESTIONS WITH DETAILED ANSWERS ALREADY GRADED
A+
In birds, the reproductive, digestive and urinary tracts all terminate in a
common opening known as the .
a) Crop
b) Cloaca
c) Ceca
d) Carapace
B
Animals that are known to be free of specific pathogens, but may not be free
of other pathogens are called?
a) SPF
b) VAF
c) Germfree
d) Defined flora
A
Any living thing which can carry a disease is known as a?
a) Contagion
b) Fomite
c) Vector
d) Index case
C
A special dietary component for birds that is composed of oyster shell and
granite is called .
a) grit
b) gizzard
c) gravel
d) dirt
A
The normal gestation length for the domestic pig is days.
a) 65
b) 114
c) 145
d) 160
B
The normal gestation length for the cat or dog is _ days.
a) 42-45
b) 60-65
c) 80-85
d) 150-175
, LAT LABORATORY ANIMAL CERTIFICATION EXAM 2024
QUESTIONS WITH DETAILED ANSWERS ALREADY GRADED
A+
B
Which of the following is a vector?
a) Mosquito
b) Broom
c) Lab coat
d) Cage
A
What is the recommended acclimation period for rodents to recover from the
stress of shipment?
a) None
b) 24 hours
c) 48 hours
d) 72 hours
C
The scientific name of the guinea pig is .
a) Mesocricetus auratus
b) Rattus norvegicus
c) Mus musculus
d) Cavia porcellus
D
Which of the following nutrients is essential for guinea pigs, nonhuman
primates and humans to prevent the development of scurvy?
a) Vitamin B
b) Vitamin C
c) Vitamin K
d) Vitamin E
B
The scientific name of the common laboratory mouse is
.
a) Mesocricetus auratus
b) Rattus norvegicus
c) Mus musculus
d) Cavia porcellus
C
What type of diet has the nutrients analyzed and measured for
contaminants, such as pesticides, heavy metals and hormones?
a) Purified diet
, LAT LABORATORY ANIMAL CERTIFICATION EXAM 2024
QUESTIONS WITH DETAILED ANSWERS ALREADY GRADED
A+
b) Chemical diet
c) Autoclavable diet
d) Certified diet
D
A single punch hole in the top of the right ear and a single notch in the top
the left ear indicate what identification number in a mouse?
a) 17
b) 59
c) 41
d) 92
C
What direction should the room air pressure be in a surgical suite?
a) Negative
b) Positive
c) Neutral
d) Either positive or negative
B
What infectious agent is the cause of "snuffles" in rabbits?
a) Mycoplasma pulmonis
b) Sendai virus
c) Bordetella bronchiseptica
d) Pasteurella multocida
D
Which of the following is not one of the major clinical signs of inflammation?
a) Heat
b) Analgesia
c) Redness
d) Pain
B
The destruction of all organisms on an object is referred to as:
a) Sterilization
b) Disinfection
c) Pasteurization
d) Sanitization
A
Which of the following is not a type of animal facility design?
a) Conventional
QUESTIONS WITH DETAILED ANSWERS ALREADY GRADED
A+
An unusual behavior that may be noticed in approximately 20% of gerbils is
.
a) Circling
b) Seizures
c) Stomping
d) Hibernation
B
The normal gestation length for the rat is days.
a) 19-21
b) 24-26
c) 31-33
d) 42-45
A
Intraperitoneal means .
a) In the muscle
b) Into the abdominal cavity
c) Into a vein
d) Under the skin
B
When a gas anesthetic is given to an animal via an endotracheal tube, the
route of administration is said to be .
a) Inhalational
b) Intravenous
c) Topical
d) Intraperitoneal
A
What is the main difference between gnotobiotic and germfree animals?
a) There is no difference
b) Gnotobiotic animals are given specific bacteria to aid in digestion
c) Gnotobiotic animals are raised in isolators
d) Germfree animals are only free of viruses
B
, LAT LABORATORY ANIMAL CERTIFICATION EXAM 2024
QUESTIONS WITH DETAILED ANSWERS ALREADY GRADED
A+
In birds, the reproductive, digestive and urinary tracts all terminate in a
common opening known as the .
a) Crop
b) Cloaca
c) Ceca
d) Carapace
B
Animals that are known to be free of specific pathogens, but may not be free
of other pathogens are called?
a) SPF
b) VAF
c) Germfree
d) Defined flora
A
Any living thing which can carry a disease is known as a?
a) Contagion
b) Fomite
c) Vector
d) Index case
C
A special dietary component for birds that is composed of oyster shell and
granite is called .
a) grit
b) gizzard
c) gravel
d) dirt
A
The normal gestation length for the domestic pig is days.
a) 65
b) 114
c) 145
d) 160
B
The normal gestation length for the cat or dog is _ days.
a) 42-45
b) 60-65
c) 80-85
d) 150-175
, LAT LABORATORY ANIMAL CERTIFICATION EXAM 2024
QUESTIONS WITH DETAILED ANSWERS ALREADY GRADED
A+
B
Which of the following is a vector?
a) Mosquito
b) Broom
c) Lab coat
d) Cage
A
What is the recommended acclimation period for rodents to recover from the
stress of shipment?
a) None
b) 24 hours
c) 48 hours
d) 72 hours
C
The scientific name of the guinea pig is .
a) Mesocricetus auratus
b) Rattus norvegicus
c) Mus musculus
d) Cavia porcellus
D
Which of the following nutrients is essential for guinea pigs, nonhuman
primates and humans to prevent the development of scurvy?
a) Vitamin B
b) Vitamin C
c) Vitamin K
d) Vitamin E
B
The scientific name of the common laboratory mouse is
.
a) Mesocricetus auratus
b) Rattus norvegicus
c) Mus musculus
d) Cavia porcellus
C
What type of diet has the nutrients analyzed and measured for
contaminants, such as pesticides, heavy metals and hormones?
a) Purified diet
, LAT LABORATORY ANIMAL CERTIFICATION EXAM 2024
QUESTIONS WITH DETAILED ANSWERS ALREADY GRADED
A+
b) Chemical diet
c) Autoclavable diet
d) Certified diet
D
A single punch hole in the top of the right ear and a single notch in the top
the left ear indicate what identification number in a mouse?
a) 17
b) 59
c) 41
d) 92
C
What direction should the room air pressure be in a surgical suite?
a) Negative
b) Positive
c) Neutral
d) Either positive or negative
B
What infectious agent is the cause of "snuffles" in rabbits?
a) Mycoplasma pulmonis
b) Sendai virus
c) Bordetella bronchiseptica
d) Pasteurella multocida
D
Which of the following is not one of the major clinical signs of inflammation?
a) Heat
b) Analgesia
c) Redness
d) Pain
B
The destruction of all organisms on an object is referred to as:
a) Sterilization
b) Disinfection
c) Pasteurization
d) Sanitization
A
Which of the following is not a type of animal facility design?
a) Conventional
