NAVLE prep Exam 484 Questions with Verified Answers
Consumption of an ionophore in a horse classically results in ________. -
CORRECT ANSWER Myocardial toxicity
A healthy race horse with a heart rate of 16 bpm is most likely to have what
electrical rhythm finding? - CORRECT ANSWER Second-degree atrioventricular
block
Which of the following is not a common concurrent disease in cats with diabetic
ketoacidosis?
Hyperthyroidism
Bacterial infections
Hyperadrenocorticism
Pancreatitis
Cardiac disease - CORRECT ANSWER Hyperadrenocorticism
2-year old domestic short hair presents for chronic severe skin lesions. The lesions
consist of draining nodules and erythematous plaques. Therapies with prednisone
and antibiotics have resulted in improvement of the lesions; however, the lesions
have never fully resolved. The owner describes that the lesions originally started
out on the right front paw and have progressed. You perform cytology from the
drainage of the lesions and find numerous cigar-shaped organisms in
macrophages. You ask if any wound was noted on the animal, and the owner
explains that she pulled what looked like a splinter from the right front paw
before the lesions started. What is the diagnosis and treatment for this disease? -
CORRECT ANSWER Sporotrichosis; Itraconazole
This herd of cattle has been dealing with a Moraxella bovis outbreak in calves. In
an effort to control the outbreak, it is important to stop the vector from
transmitting the disease. Which one of the following is NOT a factor in the
transmission of Moraxella bovis?
Sarcoptes scabiei
Stomoxys calcitrans
,Musca autumnalis
Lyperosia irritans - CORRECT ANSWER Sarcoptes scabiei
Withdrawl time of xylazine in cattle - CORRECT ANSWER 4 days
Withdrawl time of tolazoline in cattle - CORRECT ANSWER 8 days
Withdrawl time of lidocaine in cattle - CORRECT ANSWER 4 days
Withdrawl time of meloxicam in cattle - CORRECT ANSWER 15 days
Withdrawl time of banamine in cattle - CORRECT ANSWER 4 days
medical treatment of couplet VPC (dog) - CORRECT ANSWER Mexiletine
Mexiletine - CORRECT ANSWER oral class I antiarrhythmic
Pimobendan - CORRECT ANSWER improves systolic function
Amlodipine - CORRECT ANSWER calcium channel blocker used for patients with
systemic hypertension
Diltiazem - CORRECT ANSWER used for supraventricular tachycardias to slow
conduction down the AV node
Thomas splint - CORRECT ANSWER goes from the pelvis to the foot and minimizes
stifle movement.
medical treatment of cat intestinal lymphoma - CORRECT ANSWER Chlorambucil
and prednisolone
CHOP therapy - CORRECT ANSWER Cyclophosphamide, vincristine, doxorubicin,
and prednisone
Dictyocaulus life cycle - CORRECT ANSWER direct life cycle
bird all seed diet is deficient in ____ - CORRECT ANSWER Vitamin A
,Bird clinical signs of hypovitaminosis A - CORRECT ANSWER blunted choanal
papilla, rhinitis, sinusitis, and loss of skin and feather quality.
subaortic stenosis prognosis - CORRECT ANSWER Fair-- Sudden death may occur
at any time, and the dog has an increased risk for infective endocarditis.
Which of the following conditions is most likely to cause an elevated level of
serum bilirubin in a 7-year old horse? - CORRECT ANSWER hemolytic anemia
test of choice for Mycoplasma haemofelis - CORRECT ANSWER PCR since the
organisms are usually not visible on blood smears
Brassica plants in goats and sheep - CORRECT ANSWER Contain large amounts of
D,L-tryptophan, which is converted in the rumen to 3-methyl-indole -- causing
atypical interstitial pneumonia
Perilla mint in sheep and goats - CORRECT ANSWER metabolized to a toxic
intermediate that damages Type I pneumocytes and bronchiolar epithelial cells.
Moldy sweet potatoes in sheep and goats - CORRECT ANSWER Fusarium solani
which produces the mycotoxin 4-Ipomeanol -- causes atypical interstitial
pneumonia
Ruminant dental formula - CORRECT ANSWER 2(I 0/4, P 3/3, M 3/3)
Maple syrup urine disease is a genetic disorder associated with spongiform
changes in the brain and caused by a deficiency of this enzyme in Hereford and
polled Shorthorn calves. - CORRECT ANSWER Branched-chain ketoacid
decarboxylase
The avian Polyoma virus primarily affects which bird - CORRECT ANSWER Young
psittacines
white plaques on the vagina of the cow - CORRECT ANSWER Infectious pustular
vulvovaginitis
, The most frequently isolated bacteria in cat bite abscesses - CORRECT ANSWER
anaerobes
Obligate anaerobes such as Fusobacterium spp., Bacteroides spp., and
Clostridium spp. as well as facultative anaerobes such as Pasteurella spp. and
Actinomyces spp.
Which of these drugs is known to cause significant release of histamine -
CORRECT ANSWER Morphine
Which of the following is most likely to be the vector for Lyme disease? -
CORRECT ANSWER Ixodes pacificus
Why should rabbits and guinea pigs never be housed together? - CORRECT
ANSWER Risk of transmission of Bordetella from rabbits to guinea pigs
treatment of choice against ingestion of Jimsonweed which contains scopolamine
- CORRECT ANSWER Physostigmine
Use of oral ampicillin in a rabbit is most likely to precipitate - CORRECT ANSWER
Clostridial enterotoxemia
Which of the following is most appropriate for increasing the rumen pH of a cow
with rumen acidosis to the optimum range - CORRECT ANSWER Magnesium oxide
Treatment of choice for splints (intraosseous desmitis) includes which of the
following? - CORRECT ANSWER Rest and NSAIDs
Omeprazole MOA - CORRECT ANSWER proton pump inhibitor
Cimetidine MOA - CORRECT ANSWER H2 receptor antagonist
Ranitidine MOA - CORRECT ANSWER H2 receptor antagonist
Famotidine MOA - CORRECT ANSWER H2 receptor antagonist
Sucralfate MOA - CORRECT ANSWER binds to ulcers forming a protective barrier
Consumption of an ionophore in a horse classically results in ________. -
CORRECT ANSWER Myocardial toxicity
A healthy race horse with a heart rate of 16 bpm is most likely to have what
electrical rhythm finding? - CORRECT ANSWER Second-degree atrioventricular
block
Which of the following is not a common concurrent disease in cats with diabetic
ketoacidosis?
Hyperthyroidism
Bacterial infections
Hyperadrenocorticism
Pancreatitis
Cardiac disease - CORRECT ANSWER Hyperadrenocorticism
2-year old domestic short hair presents for chronic severe skin lesions. The lesions
consist of draining nodules and erythematous plaques. Therapies with prednisone
and antibiotics have resulted in improvement of the lesions; however, the lesions
have never fully resolved. The owner describes that the lesions originally started
out on the right front paw and have progressed. You perform cytology from the
drainage of the lesions and find numerous cigar-shaped organisms in
macrophages. You ask if any wound was noted on the animal, and the owner
explains that she pulled what looked like a splinter from the right front paw
before the lesions started. What is the diagnosis and treatment for this disease? -
CORRECT ANSWER Sporotrichosis; Itraconazole
This herd of cattle has been dealing with a Moraxella bovis outbreak in calves. In
an effort to control the outbreak, it is important to stop the vector from
transmitting the disease. Which one of the following is NOT a factor in the
transmission of Moraxella bovis?
Sarcoptes scabiei
Stomoxys calcitrans
,Musca autumnalis
Lyperosia irritans - CORRECT ANSWER Sarcoptes scabiei
Withdrawl time of xylazine in cattle - CORRECT ANSWER 4 days
Withdrawl time of tolazoline in cattle - CORRECT ANSWER 8 days
Withdrawl time of lidocaine in cattle - CORRECT ANSWER 4 days
Withdrawl time of meloxicam in cattle - CORRECT ANSWER 15 days
Withdrawl time of banamine in cattle - CORRECT ANSWER 4 days
medical treatment of couplet VPC (dog) - CORRECT ANSWER Mexiletine
Mexiletine - CORRECT ANSWER oral class I antiarrhythmic
Pimobendan - CORRECT ANSWER improves systolic function
Amlodipine - CORRECT ANSWER calcium channel blocker used for patients with
systemic hypertension
Diltiazem - CORRECT ANSWER used for supraventricular tachycardias to slow
conduction down the AV node
Thomas splint - CORRECT ANSWER goes from the pelvis to the foot and minimizes
stifle movement.
medical treatment of cat intestinal lymphoma - CORRECT ANSWER Chlorambucil
and prednisolone
CHOP therapy - CORRECT ANSWER Cyclophosphamide, vincristine, doxorubicin,
and prednisone
Dictyocaulus life cycle - CORRECT ANSWER direct life cycle
bird all seed diet is deficient in ____ - CORRECT ANSWER Vitamin A
,Bird clinical signs of hypovitaminosis A - CORRECT ANSWER blunted choanal
papilla, rhinitis, sinusitis, and loss of skin and feather quality.
subaortic stenosis prognosis - CORRECT ANSWER Fair-- Sudden death may occur
at any time, and the dog has an increased risk for infective endocarditis.
Which of the following conditions is most likely to cause an elevated level of
serum bilirubin in a 7-year old horse? - CORRECT ANSWER hemolytic anemia
test of choice for Mycoplasma haemofelis - CORRECT ANSWER PCR since the
organisms are usually not visible on blood smears
Brassica plants in goats and sheep - CORRECT ANSWER Contain large amounts of
D,L-tryptophan, which is converted in the rumen to 3-methyl-indole -- causing
atypical interstitial pneumonia
Perilla mint in sheep and goats - CORRECT ANSWER metabolized to a toxic
intermediate that damages Type I pneumocytes and bronchiolar epithelial cells.
Moldy sweet potatoes in sheep and goats - CORRECT ANSWER Fusarium solani
which produces the mycotoxin 4-Ipomeanol -- causes atypical interstitial
pneumonia
Ruminant dental formula - CORRECT ANSWER 2(I 0/4, P 3/3, M 3/3)
Maple syrup urine disease is a genetic disorder associated with spongiform
changes in the brain and caused by a deficiency of this enzyme in Hereford and
polled Shorthorn calves. - CORRECT ANSWER Branched-chain ketoacid
decarboxylase
The avian Polyoma virus primarily affects which bird - CORRECT ANSWER Young
psittacines
white plaques on the vagina of the cow - CORRECT ANSWER Infectious pustular
vulvovaginitis
, The most frequently isolated bacteria in cat bite abscesses - CORRECT ANSWER
anaerobes
Obligate anaerobes such as Fusobacterium spp., Bacteroides spp., and
Clostridium spp. as well as facultative anaerobes such as Pasteurella spp. and
Actinomyces spp.
Which of these drugs is known to cause significant release of histamine -
CORRECT ANSWER Morphine
Which of the following is most likely to be the vector for Lyme disease? -
CORRECT ANSWER Ixodes pacificus
Why should rabbits and guinea pigs never be housed together? - CORRECT
ANSWER Risk of transmission of Bordetella from rabbits to guinea pigs
treatment of choice against ingestion of Jimsonweed which contains scopolamine
- CORRECT ANSWER Physostigmine
Use of oral ampicillin in a rabbit is most likely to precipitate - CORRECT ANSWER
Clostridial enterotoxemia
Which of the following is most appropriate for increasing the rumen pH of a cow
with rumen acidosis to the optimum range - CORRECT ANSWER Magnesium oxide
Treatment of choice for splints (intraosseous desmitis) includes which of the
following? - CORRECT ANSWER Rest and NSAIDs
Omeprazole MOA - CORRECT ANSWER proton pump inhibitor
Cimetidine MOA - CORRECT ANSWER H2 receptor antagonist
Ranitidine MOA - CORRECT ANSWER H2 receptor antagonist
Famotidine MOA - CORRECT ANSWER H2 receptor antagonist
Sucralfate MOA - CORRECT ANSWER binds to ulcers forming a protective barrier
