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ATI LPN · Medical Surgical Nursing · Cardiovascular MCQ Questions

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

Contraction of the ventricles of the heart leads to blood moving directly

A. into arteries.

B. into capillaries.

C. into veins.

D. through an atrioventricular valve.

Expert Explanatory Rationale

Correct Answer: into arteries.

Question 2 of 5

The physician's order says to administer Lasix 40 mg IV twice a day. The patient has the following morning labs: Na+ 148, BNP 900, K+ 2.0, and BUN 10. Which of the following is a nursing priority?

A. Administer the Lasix as ordered

B. Notify the physician of the BNP level

C. Assess the patient for edema

D. Hold the dose and notify the physician about the potassium level

Expert Explanatory Rationale

Correct Answer: Hold the dose and notify the physician about the potassium level

Question 3 of 5

If damaged, which valve could allow blood to leak back into the left ventricle?

A. Bicuspid valve

B. Tricuspid valve

C. Aortic semilunar valve

D. Pulmonary semilunar valve

Expert Explanatory Rationale

Correct Answer: Aortic semilunar valve

Question 4 of 5

A patient who is receiving dobutamine for the treatment of acute decompensated heart failure (ADHF) has the following nursing interventions included in the plan of care. Which action will be most appropriate for the registered nurse (RN) to delegate to an experienced licensed practical/vocational nurse (LPN/LVN)?

A. Teach the patient the reasons for remaining on bed rest

B. Change the peripheral IV site according to agency policy

C. Monitor the patient's blood pressure and heart rate every hour

D. Titrate the rate to keep the systolic blood pressure >90 mm Hg

Expert Explanatory Rationale

Correct Answer: Monitor the patient's blood pressure and heart rate every hour

Question 5 of 5

A 71-year-old female has been treated for hyperlipidemia by Pravastatin for the past 6 months. Her physician wanted to add an additional agent to block the absorption of exogenous cholesterol. Which of the following is the best choice?

A. Niacin

B. Colesevelam

C. Gemfibrozil

D. Ezetimibe

Expert Explanatory Rationale

Correct Answer: Ezetimibe

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