ATI RN Pharmacology Exam | Nurselytic

Questions 49

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ATI RN Pharmacology Exam Questions

Extract:


Question 1 of 5

A nurse is preparing to administer phenylephrine as a vasopressor to treat a patient for hypotension. The desired therapeutic effect of phenylephrine in this context is:

Correct Answer: A

Rationale: The correct answer is A: Vasoconstriction. Phenylephrine is a vasopressor that acts by constricting blood vessels, leading to an increase in blood pressure. This vasoconstrictive effect helps to raise the blood pressure in patients with hypotension. Bronchodilation (
B), diuresis (
C), and decreased heart rate (
D) are not the intended therapeutic effects of phenylephrine in this context. Phenylephrine does not have a direct effect on bronchial smooth muscle or renal function, nor does it cause a decrease in heart rate.
Therefore, the correct choice is vasoconstriction as it aligns with the pharmacological action of phenylephrine as a vasopressor to treat hypotension.

Question 2 of 5

Correct Answer:

Rationale:

Question 3 of 5

Correct Answer:

Rationale:

Question 4 of 5

Correct Answer:

Rationale:

Question 5 of 5

Correct Answer:

Rationale:

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