VTNE Veterinary Pharmacology 3

Question 1

What is the primary concern when administering xylazine to cattle compared to other species?

Accepted Answer

Cattle are 10 times more sensitive to xylazine than horses

Answer

Cattle are approximately 10 times more sensitive to xylazine than horses, so doses must be drastically reduced to avoid profound sedation and cardiorespiratory depression.

Question 2

A technician is preparing doxycycline for a patient. Which administration guideline is critical to prevent esophageal stricture in cats?

Accepted Answer

Follow each dose with water or food to clear the esophagus

Answer

Doxycycline tablets can cause esophageal stricture in cats if they lodge in the esophagus, so each dose must be followed by water or food to ensure the pill reaches the stomach.

Question 3

Which drug is used to treat toxoplasmosis in cats?

Accepted Answer

Clindamycin

Answer

Clindamycin is the drug of choice for treating toxoplasmosis in cats due to its efficacy against Toxoplasma gondii.

Question 4

Atropine is classified as which type of drug?

Accepted Answer

Anticholinergic (muscarinic antagonist)

Answer

Atropine is an anticholinergic drug that competitively blocks muscarinic acetylcholine receptors, increasing heart rate and decreasing secretions.

Question 5

Which medication is used to stimulate appetite in cats and works by acting as a serotonin antagonist?

Accepted Answer

Cyproheptadine

Answer

Cyproheptadine is a serotonin and histamine antagonist that stimulates appetite in cats, though mirtazapine is also used; cyproheptadine specifically is the classic serotonin antagonist appetite stimulant.

VTNE - Veterinary Technician National Examination Practice Test

VTNE - Veterinary Technician National Examination Practice Test

VTNE Veterinary Pharmacology 3