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HESI LPN · HESI LPN Pharmacology · HESI ABVD chemotherapy drugs

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

All of the following chemotherapy agents work through affecting microtubule function except

A. Docotaxel

B. Vinblastine

C. Mitoxantrone

D. Vincristine

Expert Explanatory Rationale

Correct Answer: Mitoxantrone

Question 2 of 5

A 35-year-old African American male in the military is hospitalized with an MRSA skin infection. The patient starts treatment with an antibiotic and becomes anemic and jaundiced. On peripheral blood smear, Heinz bodies are seen within red blood cells. What is the mechanism of action of the antibiotic given to this patient?

A. Acts at the 50s ribosomal subunit to inhibit peptide bond formation

B. Binds to 30s ribosomal subunit and prevents tRNA attachment

C. Inhibits cell wall formation

D. Inhibits folic acid metabolism

Expert Explanatory Rationale

Correct Answer: Inhibits folic acid metabolism

Question 3 of 5

Which of the following drugs is not used in treatment of prostatic cancer?

A. Ganirelix

B. Flutamide

C. Degarelix

D. Leuoprolide given in a pulsatile form

Expert Explanatory Rationale

Correct Answer: Leuoprolide given in a pulsatile form

Question 4 of 5

A bacteriostatic agent has which of the following effects on bacteria:

A. It kills bacteria on contact

B. It enhances growth of bacteria

C. It inhibits multiplication of bacteria

D. It dehydrates bacteria

Expert Explanatory Rationale

Correct Answer: It inhibits multiplication of bacteria

Question 5 of 5

A 12-year-old boy cuts his hand on a soda can. He has a 5-cm laceration on the palmar aspect of his hand that will require suturing. The emergency department physician injects 1% lidocaine into the wound after careful cleansing with Betadine. The mechanism of action of lidocaine blocks which of the following modalities?

A. Cerebellar function

B. Peripheral nervous activity

C. Pontine function

D. Spinal reflexes

Expert Explanatory Rationale

Correct Answer: Peripheral nervous activity

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