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HESI RN · HESI Pharmacology · Hematologic drugs

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

A nurse is reviewing a medical record of a patient who's been prescribed inhalable anticholinergics for recurring allergen-induced bronchospasms. Which of the following conditions will be a common contraindication for this drug?

A. Peanut allergy

B. Penicillin allergy

C. Shellfish allergy

D. Iodine allergy

Expert Explanatory Rationale

Correct Answer: Peanut allergy

Question 2 of 5

Beta 2 adrenergic agonists act by selectively activating the beta 2 receptors in the bronchial smooth muscle, resulting in bronchodilation. As a result of this

A. bronchospasm is relieved.

B. histamine release is potentiated.

C. ciliary motility is decreased.

D. All of the above.

Expert Explanatory Rationale

Correct Answer: bronchospasm is relieved.

Question 3 of 5

A nurse treating chronic asthmatic patients with methylxanthines must remember to increase the dosage when prescribing this medication simultaneously with

A. Cimetidine, ciprofloxacin, and other fluoroquinolone antibiotics

B. Phenobarbital, phenytoin, and rifampin

C. Albuterol and TCAs

D. None of the listed drugs pose risk when taken concurrently with methylxanthines

Expert Explanatory Rationale

Correct Answer: Phenobarbital, phenytoin, and rifampin

Question 4 of 5

Aspirin 325 mg should be taken during initial acute episode of myocardial infarction. Which of the following medications can often be prescribed concurrently with aspirin and increase the risk for bleeding?

A. Clopidogrel, which should be discontinued 5 to 7 days before surgery.

B. Warfarin, which should be reinstated 2 hours after surgery.

C. Thrombin, which should be reinstated 45 minutes after surgery.

D. All of the above

Expert Explanatory Rationale

Correct Answer: Clopidogrel, which should be discontinued 5 to 7 days before surgery.

Question 5 of 5

Which of the following medications requires obtaining baseline prothrombin time (PT) and monitoring levels of PT and international normalized ratio (INR) periodically?

A. Enoxaparin

B. Fondaparinux

C. Vitamin K inhibitors

D. Heparin

Expert Explanatory Rationale

Correct Answer: Vitamin K inhibitors

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