ATI LPN
Cardiovascular Questions Questions
Question 1 of 5
A 62-year-old female reports that she has recently stopped taking her blood pressure medication because of swelling in her feet that began shortly after she started the treatment. Which is the most likely to cause peripheral edema?
Correct Answer: C
Rationale: Felodipine, a calcium channel blocker, commonly causes peripheral edema.
Question 2 of 5
The most important factor for stretching cardiac muscle is ___
Correct Answer: C
Rationale: End diastolic volume determines the degree of stretch on cardiac muscle fibers prior to contraction, influencing stroke volume via the Frank-Starling law.
Question 3 of 5
One day after moving into a new apartment, a 25-year-old man experiences acute onset of fever, cough, dyspnea, headache, and malaise. The symptoms subside over several days when he visits a friend in another city. On the day of his return he visits the physician. There are no remarkable findings on physical examination. A chest radiograph also is unremarkable. Which of the following is most likely to produce these findings?
Correct Answer: D
Rationale: Hypersensitivity pneumonitis (e.g., from mold exposure) causes transient symptoms like fever and cough, resolving upon removal from the antigen source, with histamine release driving inflammation.
Question 4 of 5
Which medication would the nurse recognize as increasing the patient's risk for hypokalemia?
Correct Answer: B
Rationale: Bumetanide is a loop diuretic. Hypokalemia is a common adverse effect of this medication.
Question 5 of 5
After receiving oxygen from the lungs, blood returns to the heart through the left
Correct Answer: A
Rationale: Oxygenated blood from the lungs enters the left atrium via the pulmonary veins.