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HESI LPN · HESI LPN Pharmacology · HESI Chapter 12 principles of pharmacology

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

A good example of chemical antagonism

A. Heparin & Protamine

B. Protamine & Zinc

C. Heparin & Prothrombin

D. All the above

Expert Explanatory Rationale

Correct Answer: Heparin & Protamine

Question 2 of 5

A 52-year-old woman with multiple endocrine neoplasia syndromes has a large pancreatic tumor and bilateral adrenal tumors. She is hospitalized on the medicine service. The tumor is considered inoperable. Her blood pressure is $180 / 100 \mathrm{~mm} \mathrm{Hg}$. In addition to intravenous fluids, this patient may benefit from which of the following interventions?

A. Analgesics, oral route

B. Analgesics, transdermal route

C. Phenoxybenzamine, intravenous route

D. Phentolamine, intravenous route

Expert Explanatory Rationale

Correct Answer: Phentolamine, intravenous route

Question 3 of 5

Which of the following is a phase II drug-metabolizing reaction?

A. Acetylation

B. Deamination

C. Hydrolysis

D. Oxidation

Expert Explanatory Rationale

Correct Answer: Acetylation

Question 4 of 5

Hydrolysis reaction are involved with the metabolism of following drugs, except

A. Procaine

B. Diazepam

C. Aspirin

D. Lidocaine

Expert Explanatory Rationale

Correct Answer: Diazepam

Question 5 of 5

Cross MATCH each drug to its specific adverse effect: Lactulose

A. Intestinal obstruction if not taken with plenty of fluids

B. Mutagenic.

C. Lipid pneumonia

D. Flatulence & aggravation of diabetes

Expert Explanatory Rationale

Correct Answer: Flatulence & aggravation of diabetes

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