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HESI RN · HESI Pharmacology · Peter Attia Drugs Cardiovascular PCSK9

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

All of the following agents belong to cardiac glycosides EXCEPT:

A. Digoxin

B. Strophantin K

C. Amrinone

D. Digitoxin

Expert Explanatory Rationale

Correct Answer: Amrinone

Question 2 of 5

Ketorolac is an NSAID that is promoted for systemic use as an anti-inflammatory, not as an analgesic drug. This statement is:

A. TRUE

B. FALSE

C. None

D. All of the above

Expert Explanatory Rationale

Correct Answer: FALSE

Question 3 of 5

A nurse who administers antipsychotic medication should be ready to explain which neurotransmitters and how they are processed in the brain?

A. Dopamine and GABA

B. Serotonin and dopamine

C. Synaptic neurovesicles and neurodendrites

D. Monoamine oxidase inhibitors and serotonin

Expert Explanatory Rationale

Correct Answer: Serotonin and dopamine

Question 4 of 5

A 58-year-old man with diabetes has difficulty achieving an erection. He has a history of cardiovascular disease. A friend recommends yohimbine. Which of the following describes yohimbine's likely mechanism of action?

A. Decreasing parasympathetic tone

B. Direct vasoconstriction

C. Direct vasodilation

D. Increasing sympathetic tone

Expert Explanatory Rationale

Correct Answer: Increasing sympathetic tone

Question 5 of 5

Mechanism of Cycloserine action is:

A. Inhibition of mycolic acids synthesis

B. Inhibition of RNA synthesis

C. Inhibition of cell wall synthesis

D. Inhibition of pyridoxalphosphate synthesis

Expert Explanatory Rationale

Correct Answer: Inhibition of cell wall synthesis

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