HESI RN · HESI Pharmacology · Chemotherapy drugs
Full Question & Rationale Repository
Showing all 5 practice questions with expert explanatory rationales.
Precautions to reduce crystalluria during sulphonamides use is:
Expert Explanatory Rationale
Correct Answer: Alkalinization of urine
The mechanism of antibacterial action of cephalosporins involves:
Expert Explanatory Rationale
Correct Answer: Inhibition of transpeptidation reaction in cell wall synthesis
All the following antifungal drugs are antibiotics, EXCEPT:
Expert Explanatory Rationale
Correct Answer: Miconazol
A 42-year-old man with a history of recurrent mycoplasma pulmonary infections presents with similar complaints. Sputum culture reveals that the organism present demonstrates resistance to erythromycin and the macrolide antibiotic class. What is the most likely explanation for this finding?
Expert Explanatory Rationale
Correct Answer: Plasmid-associated erythromycin esterase
A 24-year-old man with Hodgkin’s lymphoma presents to the emergency department with chest pain for the past 2 days. An electrocardiogram shows nonspecific changes. An echocardiogram is performed that shows dilation of the left ventricle, and the diagnosis of dilated cardiomyopathy is made. He has been receiving chemotherapy for Hodgkin’s lymphoma over the last month. What medication is most likely responsible for his cardiomyopathy?
Expert Explanatory Rationale
Correct Answer: Doxorubicin
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