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HESI LPN · HESI LPN Pharmacology · HESI Cardiovascular Drug

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

Low molecular weight heparin (LMWH) prophylaxis to prevent deep vein thrombosis/pulmonary embolism in major surgery:

A. Must be started one week before surgery

B. Is via twice-daily intramuscular injection

C. Is more likely to be of value in an obese man of 50 than in a slim man of 30

D. Concomitant antibiotics are contraindicated

Expert Explanatory Rationale

Correct Answer:

Question 2 of 5

Which of the following antidepressants is a selective short-acting MAO-A inhibitor?

A. Maprotiline

B. Amitriptyline

C. Moclobemide

D. Selegiline

Expert Explanatory Rationale

Correct Answer: Moclobemide

Question 3 of 5

Following drugs act on imidazoline receptor

A. Moxonidine

B. Dexmedetomidine

C. Tizanidine

D. All of the above

Expert Explanatory Rationale

Correct Answer: Moxonidine

Question 4 of 5

The nurse is administering a beta blocker to a patient. Which is the most important assessment to perform before administration?

A. Urine output

B. Apical pulse

C. Potassium level

D. Serum level of medication

Expert Explanatory Rationale

Correct Answer: Apical pulse

Question 5 of 5

Drug XY is a potent agent that mimics action of isoproterenol. As a result of this similarity in mechanism of action and function, which of the following properties will this agent exhibit?

A. Effective when given orally

B. Low potency

C. Slow inactivation

D. Slow CNS penetration

Expert Explanatory Rationale

Correct Answer: Slow inactivation

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