Veterinary Technician National
Examination (VTNE) Questions And
Correct Answers (Verified Answers) Plus
Rationales 2026 Q&A | Instant
Download Pdf
1.
A 5 kg cat requires 10 mg/kg of a drug. The drug concentration is 50 mg/mL. How
many mL are required?
A. 1.0 mL
B. 0.5 mL
C. 2.0 mL
D. 1.5 mL
Rationale: Dose = 5 kg × 10 mg/kg = 50 mg total. Volume = 50 mg ÷ 50 mg/mL =
1.0 mL. Accurate dosage calculation is critical to prevent underdosing or toxicity.
2.
Which blood cell is primarily responsible for antibody production?
A. Plasma cell
B. Neutrophil
C. Erythrocyte
D. Monocyte
,Rationale: Plasma cells are differentiated B lymphocytes responsible for
producing antibodies essential for humoral immunity.
3.
A dog presents with chocolate-colored blood. What is the most likely toxin?
A. Antifreeze
B. Acetaminophen
C. Organophosphates
D. Ibuprofen
Rationale: Acetaminophen causes methemoglobinemia in dogs, leading to
chocolate-brown blood and hypoxia.
4.
Which organ is primarily responsible for detoxification of drugs?
A. Kidney
B. Spleen
C. Liver
D. Pancreas
Rationale: The liver metabolizes most drugs through enzymatic
biotransformation processes.
5.
Normal heart rate for an adult dog is:
A. 40–60 bpm
B. 60–80 bpm
C. 60–120 bpm
D. 120–180 bpm
,Rationale: Normal canine heart rate varies by size, but 60–120 bpm is standard
for adult dogs.
6.
Which parasite is transmitted by fleas and causes tapeworm infection?
A. Toxocara canis
B. Hookworm
C. Whipworm
D. Dipylidium caninum
Rationale: Dipylidium caninum is transmitted when fleas carrying larvae are
ingested during grooming.
7.
What is the primary purpose of an endotracheal tube?
A. Deliver fluids
B. Measure blood pressure
C. Maintain airway patency and deliver oxygen/anesthetic gases
D. Monitor ECG
Rationale: Endotracheal tubes secure the airway and allow controlled
ventilation during anesthesia.
8.
Which electrolyte imbalance is most associated with Addison’s disease?
A. Hypercalcemia
B. Hyponatremia
C. Hypermagnesemia
D. Hyperphosphatemia
, Rationale: Addison’s disease causes aldosterone deficiency leading to sodium
loss (hyponatremia).
9.
Which structure filters blood in the kidney?
A. Ureter
B. Renal pelvis
C. Collecting duct
D. Glomerulus
Rationale: The glomerulus is the primary filtration unit of the nephron.
10.
Which vaccine is considered core for dogs?
A. Lyme disease
B. Leptospirosis
C. Bordetella
D. Rabies
Rationale: Rabies vaccination is legally required and considered core for all
dogs.
11.
Which cell type increases in allergic reactions?
A. Eosinophils
B. Neutrophils
C. Basophils
D. Lymphocytes
Examination (VTNE) Questions And
Correct Answers (Verified Answers) Plus
Rationales 2026 Q&A | Instant
Download Pdf
1.
A 5 kg cat requires 10 mg/kg of a drug. The drug concentration is 50 mg/mL. How
many mL are required?
A. 1.0 mL
B. 0.5 mL
C. 2.0 mL
D. 1.5 mL
Rationale: Dose = 5 kg × 10 mg/kg = 50 mg total. Volume = 50 mg ÷ 50 mg/mL =
1.0 mL. Accurate dosage calculation is critical to prevent underdosing or toxicity.
2.
Which blood cell is primarily responsible for antibody production?
A. Plasma cell
B. Neutrophil
C. Erythrocyte
D. Monocyte
,Rationale: Plasma cells are differentiated B lymphocytes responsible for
producing antibodies essential for humoral immunity.
3.
A dog presents with chocolate-colored blood. What is the most likely toxin?
A. Antifreeze
B. Acetaminophen
C. Organophosphates
D. Ibuprofen
Rationale: Acetaminophen causes methemoglobinemia in dogs, leading to
chocolate-brown blood and hypoxia.
4.
Which organ is primarily responsible for detoxification of drugs?
A. Kidney
B. Spleen
C. Liver
D. Pancreas
Rationale: The liver metabolizes most drugs through enzymatic
biotransformation processes.
5.
Normal heart rate for an adult dog is:
A. 40–60 bpm
B. 60–80 bpm
C. 60–120 bpm
D. 120–180 bpm
,Rationale: Normal canine heart rate varies by size, but 60–120 bpm is standard
for adult dogs.
6.
Which parasite is transmitted by fleas and causes tapeworm infection?
A. Toxocara canis
B. Hookworm
C. Whipworm
D. Dipylidium caninum
Rationale: Dipylidium caninum is transmitted when fleas carrying larvae are
ingested during grooming.
7.
What is the primary purpose of an endotracheal tube?
A. Deliver fluids
B. Measure blood pressure
C. Maintain airway patency and deliver oxygen/anesthetic gases
D. Monitor ECG
Rationale: Endotracheal tubes secure the airway and allow controlled
ventilation during anesthesia.
8.
Which electrolyte imbalance is most associated with Addison’s disease?
A. Hypercalcemia
B. Hyponatremia
C. Hypermagnesemia
D. Hyperphosphatemia
, Rationale: Addison’s disease causes aldosterone deficiency leading to sodium
loss (hyponatremia).
9.
Which structure filters blood in the kidney?
A. Ureter
B. Renal pelvis
C. Collecting duct
D. Glomerulus
Rationale: The glomerulus is the primary filtration unit of the nephron.
10.
Which vaccine is considered core for dogs?
A. Lyme disease
B. Leptospirosis
C. Bordetella
D. Rabies
Rationale: Rabies vaccination is legally required and considered core for all
dogs.
11.
Which cell type increases in allergic reactions?
A. Eosinophils
B. Neutrophils
C. Basophils
D. Lymphocytes
