NAVLE Practice Exam 176 Questions with Verified Answers
Which of the following would be seen with both Heinz bodies and IMHA in dogs?
a) regenerative anemia
b) autoagglutination
c) positive coombs test?
d) Spherocytosis - CORRECT ANSWER a. regenerative anemia
Glomerular filtration rate is most reliably assessed by which test?
a) serum creatinine
b) Urine specific gravity
c)Urine protein: creatinine ratio
d) BUN - CORRECT ANSWER serum creatinine
Which of these would you expect to see in a horse that has had significant blood
loss?
a) Nonresponsive bone marrow
b) Macrocytic, hypochromic anemia
c) Microcytic, hypochromic anemia
d) Polycythemia
e) Hypoproteinemia - CORRECT ANSWER e) Hypoproteinemia
You have diagnosed nitrate poisoning in a group of yearling cattle which were
grazing Sudan grass. Which of the following is the most effective treatment?
a) Digitalis
b) Sodium thiosulfate
c) Vitamin B12
d)Calcium gluconate
e) Methylene blue - CORRECT ANSWER e) Methylene blue
Is Vitamin K3 toxic to horses? - CORRECT ANSWER YES- nephrotoxic
When do canine teeth erupt in horses? - CORRECT ANSWER 4-5 years old
,A 5 year old cat presents to you with an acute presentation of marked upper
respiratory signs as well as ulcerative and edematous lesions of the skin on the
head and limbs. Which viruses can cause this type of syndrome?
a) Calicivirus
b) FLV
c) FIV
d) FHV
e) Panleukopenia - CORRECT ANSWER a) Calicivirus
Which cell type is least likely to be infected by FIV?
a) B cell
b) Macrophages
c) T helper
d) Cytotoxic T cell
e) Platelets - CORRECT ANSWER e) platelets
A 5 year old female QH has been diagnosed with duodenitis proximal jejunitis.
What other cause of equine colic could closely resemble DPJ?
a) small intestinal obstruction
b) salmonella
c) Ascarid impaction
d) nephrosplenic entrapment - CORRECT ANSWER a) small intestinal obstruction
Which of the control measures would be least effective for reducing culicoides
hypersensitivity in horses?
a)insect repellant
b) corticosteroid therapy
c) pyrethrins
d) antihistamines
e) placement of ceiling fans - CORRECT ANSWER d) antihistamines
what interluekin is the key mediator for pruritus? - CORRECT ANSWER IL-31
The cytokine responsible for itch activations the _______________ pathway -
CORRECT ANSWER JAK/STAT pathway
,What immunosuppressive drug does NOT induce myelosuppression? - CORRECT
ANSWER Cyclosporin
Permethrin is toxic to - CORRECT ANSWER cats
Fipronil is toxic to - CORRECT ANSWER rabbits
Where is the most common site for tumor occurrence in dogs (second in cats)? -
CORRECT ANSWER skin
What parasite responsible for being the most common cause of Cutaneous
ulcerative granulomas in the horse? - CORRECT ANSWER Habronema
The most common transmissible spongiform encephalopathies (one in bovine and
one in sheep) - CORRECT ANSWER BSE and scrapie
Is scrapies zoonotic? - CORRECT ANSWER Not reported
Is BSE zoonotic? - CORRECT ANSWER Yes
Is scrapies reportable? - CORRECT ANSWER Yes
Most common treatment for laryngeal paralysis in dogs is - CORRECT ANSWER
cricoarytenoid lateralization (tie back)
What organ is most commonly to end up in the thorax with a diaphragmatic
hernia? - CORRECT ANSWER liver
With diaphragmatic hernia, herniation of _______________ is the most
concerning/life threatening due to risk of severe distention? - CORRECT ANSWER
stomach
Borborygmi - CORRECT ANSWER a rumbling or gurgling noise made by the
movement of fluid and gas in the intestines
With feline asthma, a 50% reduction in diameter of the airway equals a ________
fold reduction in airflow - CORRECT ANSWER 16
, What is the most common fungi with GP mycosis? - CORRECT ANSWER Aspergillus
Which nerve is the longest equine nerves, therefore usually the one affected in
roarers? - CORRECT ANSWER L recurrent laryngeal nerve
What abx combo do we use to treat R. equi? - CORRECT ANSWER rifampin and
azithromycin
Esophageal muscle relaxants when a horse is experiencing choke? - CORRECT
ANSWER oxytocin and buscopan
Is Chlamydophila psittaci zoonotic? - CORRECT ANSWER yes
T/F: most states require you to report positive cases of Chlamydophila psittaci? -
CORRECT ANSWER true
Which of the following will achieve the goal of maintaining a BVD free herd?
a) Before purchase, test all heifer replacements for BVD virus using
immunohistochemistry on a skin biopsy
b) Vaccinate all cows over 2 years old with modified live BVD vaccine
c) Be sure that a new clean rectal sleeve is used for each cow when doing rectal
exams
d) Before purchase test all heifer replacements for the presence of BVD antibody
using the serum virus neutralization test
e) Vaccinate all heifers at 6 months of age with killed BVD vaccine - CORRECT
ANSWER a) Before purchase, test all heifer replacements for BVD virus using
immunohistochemistry on a skin biopsy
Teratology of Fallot - CORRECT ANSWER Characterized by:
1. Right ventricular hypertrophy
2. Narrowing of the pulmonic valve
3. Overriding aorta
4. Ventricular Septal Defect
Which of the following contains a pneumotoxin?
a) Perilla mint
Which of the following would be seen with both Heinz bodies and IMHA in dogs?
a) regenerative anemia
b) autoagglutination
c) positive coombs test?
d) Spherocytosis - CORRECT ANSWER a. regenerative anemia
Glomerular filtration rate is most reliably assessed by which test?
a) serum creatinine
b) Urine specific gravity
c)Urine protein: creatinine ratio
d) BUN - CORRECT ANSWER serum creatinine
Which of these would you expect to see in a horse that has had significant blood
loss?
a) Nonresponsive bone marrow
b) Macrocytic, hypochromic anemia
c) Microcytic, hypochromic anemia
d) Polycythemia
e) Hypoproteinemia - CORRECT ANSWER e) Hypoproteinemia
You have diagnosed nitrate poisoning in a group of yearling cattle which were
grazing Sudan grass. Which of the following is the most effective treatment?
a) Digitalis
b) Sodium thiosulfate
c) Vitamin B12
d)Calcium gluconate
e) Methylene blue - CORRECT ANSWER e) Methylene blue
Is Vitamin K3 toxic to horses? - CORRECT ANSWER YES- nephrotoxic
When do canine teeth erupt in horses? - CORRECT ANSWER 4-5 years old
,A 5 year old cat presents to you with an acute presentation of marked upper
respiratory signs as well as ulcerative and edematous lesions of the skin on the
head and limbs. Which viruses can cause this type of syndrome?
a) Calicivirus
b) FLV
c) FIV
d) FHV
e) Panleukopenia - CORRECT ANSWER a) Calicivirus
Which cell type is least likely to be infected by FIV?
a) B cell
b) Macrophages
c) T helper
d) Cytotoxic T cell
e) Platelets - CORRECT ANSWER e) platelets
A 5 year old female QH has been diagnosed with duodenitis proximal jejunitis.
What other cause of equine colic could closely resemble DPJ?
a) small intestinal obstruction
b) salmonella
c) Ascarid impaction
d) nephrosplenic entrapment - CORRECT ANSWER a) small intestinal obstruction
Which of the control measures would be least effective for reducing culicoides
hypersensitivity in horses?
a)insect repellant
b) corticosteroid therapy
c) pyrethrins
d) antihistamines
e) placement of ceiling fans - CORRECT ANSWER d) antihistamines
what interluekin is the key mediator for pruritus? - CORRECT ANSWER IL-31
The cytokine responsible for itch activations the _______________ pathway -
CORRECT ANSWER JAK/STAT pathway
,What immunosuppressive drug does NOT induce myelosuppression? - CORRECT
ANSWER Cyclosporin
Permethrin is toxic to - CORRECT ANSWER cats
Fipronil is toxic to - CORRECT ANSWER rabbits
Where is the most common site for tumor occurrence in dogs (second in cats)? -
CORRECT ANSWER skin
What parasite responsible for being the most common cause of Cutaneous
ulcerative granulomas in the horse? - CORRECT ANSWER Habronema
The most common transmissible spongiform encephalopathies (one in bovine and
one in sheep) - CORRECT ANSWER BSE and scrapie
Is scrapies zoonotic? - CORRECT ANSWER Not reported
Is BSE zoonotic? - CORRECT ANSWER Yes
Is scrapies reportable? - CORRECT ANSWER Yes
Most common treatment for laryngeal paralysis in dogs is - CORRECT ANSWER
cricoarytenoid lateralization (tie back)
What organ is most commonly to end up in the thorax with a diaphragmatic
hernia? - CORRECT ANSWER liver
With diaphragmatic hernia, herniation of _______________ is the most
concerning/life threatening due to risk of severe distention? - CORRECT ANSWER
stomach
Borborygmi - CORRECT ANSWER a rumbling or gurgling noise made by the
movement of fluid and gas in the intestines
With feline asthma, a 50% reduction in diameter of the airway equals a ________
fold reduction in airflow - CORRECT ANSWER 16
, What is the most common fungi with GP mycosis? - CORRECT ANSWER Aspergillus
Which nerve is the longest equine nerves, therefore usually the one affected in
roarers? - CORRECT ANSWER L recurrent laryngeal nerve
What abx combo do we use to treat R. equi? - CORRECT ANSWER rifampin and
azithromycin
Esophageal muscle relaxants when a horse is experiencing choke? - CORRECT
ANSWER oxytocin and buscopan
Is Chlamydophila psittaci zoonotic? - CORRECT ANSWER yes
T/F: most states require you to report positive cases of Chlamydophila psittaci? -
CORRECT ANSWER true
Which of the following will achieve the goal of maintaining a BVD free herd?
a) Before purchase, test all heifer replacements for BVD virus using
immunohistochemistry on a skin biopsy
b) Vaccinate all cows over 2 years old with modified live BVD vaccine
c) Be sure that a new clean rectal sleeve is used for each cow when doing rectal
exams
d) Before purchase test all heifer replacements for the presence of BVD antibody
using the serum virus neutralization test
e) Vaccinate all heifers at 6 months of age with killed BVD vaccine - CORRECT
ANSWER a) Before purchase, test all heifer replacements for BVD virus using
immunohistochemistry on a skin biopsy
Teratology of Fallot - CORRECT ANSWER Characterized by:
1. Right ventricular hypertrophy
2. Narrowing of the pulmonic valve
3. Overriding aorta
4. Ventricular Septal Defect
Which of the following contains a pneumotoxin?
a) Perilla mint
