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HESI LPN · HESI LPN Pharmacology · HESI Drugs for Cardiovascular Disease

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

An IRB-approved animal study involves injection of acetylcholine into the myocardium of a dog to study cardiac changes. Which of the following effects would likely be observed?

A. Decreased cardiac output

B. Increased contractility

C. Increased heart rate

D. Increased stroke volume

Expert Explanatory Rationale

Correct Answer: Decreased cardiac output

Question 2 of 5

Analgin usefulness is limited by:

A. Agranulocytosis

B. Erosions and gastric bleeding

C. Methemoglobinemia

D. Hearing impairment

Expert Explanatory Rationale

Correct Answer: Agranulocytosis

Question 3 of 5

Alteplase:

A. Is a prodrug that liberates streptokinase

B. Heparin must not be administered within 24 hours of alteplase infusion

C. Should only be administered if pulmonary artery pressure can be measured

D. Is indicated in the treatment of pulmonary embolism

Expert Explanatory Rationale

Correct Answer: Is indicated in the treatment of pulmonary embolism

Question 4 of 5

The indication for interferon alpha administration is:

A. Hepatitis C virus infection

B. Kaposi's sarcoma

C. Condyloma acuminatum

D. All of the above

Expert Explanatory Rationale

Correct Answer: All of the above

Question 5 of 5

Indicate the adrenoreceptor antagonist drug which is a rauwolfia alkaloid:

A. Prazosin

B. Propranolol

C. Reserpine

D. Phentolamine

Expert Explanatory Rationale

Correct Answer: Reserpine

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