ATI LPN
NCLEX Cardiovascular Questions Questions
Question 1 of 5
A 63-year-old female went to his family physician with complaints of increasing difficulty with breathing. He says the symptoms started a few years ago but have progressed to the point where he has difficulty breathing with even mild physical exertion. Pulmonary function tests reveal a normal FEV1/FVC ratio. Of the following, what is his most likely diagnosis?
Correct Answer: C
Rationale: Interstitial lung disease causes progressive dyspnea with a normal FEV1/FVC ratio due to restrictive physiology, unlike obstructive diseases like emphysema or asthma.
Question 2 of 5
Once blood has been oxygenated, it is pumped out of the heart by the left ventricle into the , where it travels to the rest of the body.
Correct Answer: B
Rationale: The left ventricle pumps oxygenated blood into the aorta, the main artery distributing blood to the body.
Question 3 of 5
Which statement indicates a need for further teaching in a patient with heart failure taking digoxin?
Correct Answer: C
Rationale: Doubling a dose increases the risk of toxicity. Missed doses should not be made up.
Question 4 of 5
What should the nurse do if a patient receiving furosemide develops dizziness and lightheadedness when standing?
Correct Answer: D
Rationale: These symptoms suggest orthostatic hypotension, a common side effect of diuretics like furosemide. The nurse should monitor blood pressure and potassium levels to prevent complications.
Question 5 of 5
The lub dub sound of the heart beating is the sound of:
Correct Answer: B
Rationale: The distinct 'lub dub' sounds arise from the closing of the heart valves during the cardiac cycle.