28 Questions
Which drug reduces tachyarrhythmias by blocking sodium and decreasing automaticity of the cardiac cells?
Lidocaine
Most drugs that control arrhythmias of the heart are said to be 'negative inotropes.' What does this mean?
They decrease the force of contractions.
Methylanthines are often used to improve breathing in cardiac patients and patients with respiratory disease. Which of the following drugs are methylxanthines used for this purpose?
Theophylline and aminophylline
What effect do beta-receptor agonists have on the respiratory tree?
Cause bronchodilatation
Terbutaline, albuterol, and metaproterenol are used in veterinary medicine to:
Treat feline asthma or other bronchoconstrictive diseases
What drug is used to slow the heart rate and decrease arrhythmias associated with alpha-receptor stimulation?
Propranolol
What does it mean when a drug has a narrow therapeutic index?
Plasma drug concentrations that produce toxicity are very close to the minimum concentration at which a beneficial effect occurs.
What are early signs of digoxin toxicity that veterinary technicians and owners must be able to detect?
Wobbly gait, fainting (syncope), and disorientation
Which electrolyte change greatly enhances the risk of digoxin toxicity?
Hypokalemia
Why do hyperthyroid cats have heart rates of more than 200 beats per minute?
Due to large numbers of alpha-1 sympathetic receptors in the heart
Which drug would be most effective against dermatophytes?
Itraconizoke
The most widely used type of antiemetic drug to prevent motion sickness in dogs and cats is the:
Antihistamine
The emetic of choice in cats is:
Apomorphine
The emetic of choice in dogs is:
Apomorphine
Spike the dog ingested his owner's cardiac medication about a half-hour ago. The veterinarian instructs you to give him an emetic that may be administered into the conjunctival sac, and then flush as necessary. The name of the drug is:
Xylazine
A coating agent that forms an ulcer-adherent complex at the ulcer site is:
Sucralfate
A veterinarian prescribes erythropoietin for a dog in terminal renal failure. Why was this prescribed?
For its ability to stimulate red blood cell production and release
Which of the following drugs is considered a response modifier?
Interferon
In which scenario are drugs such as sulfadimethoxine, sulfadiazine, and other sulfa drugs most likely to cause kidney problems?
When an animal is receiving intravenous fluids and it has a diuretic effect on the kidneys
What are trimethoprim and ormetoprim?
Agents that enhance bactericidal activity of sulfonamides
What reaction should clients and veterinary professionals watch for in dogs having adverse reactions to sulfadiazine?
Decreased tear production
Which antibacterial drug is also effective against protozoa such as Giardia?
Metronidazole
What drug is used intravenously to treat status epilepticus?
Diazepam
Which anticonvulsant drug is converted by the liver primarily to phenobarbital, which accounts for most of its anticonvulsant activity?
Primidone
What is the primary function of trimethoprim?
Inhibiting dihydrofolate reductase
What is the mode of action of ormetoprim in combination with sulfadimethoxine for treating bacterial infections in animals?
Inhibits folic acid synthesis
Test your knowledge of respiratory pharmacology with this quiz. Questions cover topics such as the classification and effects of medications, as well as their veterinary applications.
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