ATI LPN
Cardiovascular MCQ Questions Questions
Question 1 of 5
What are the names of the chambers of the heart?
Correct Answer: C
Rationale: The heart has four chambers: two atria (plural of atrium) and two ventricles, making 'atriums and ventricles' the correct answer.
Question 2 of 5
Which symptom indicates a serious adverse effect of spironolactone?
Correct Answer: A
Rationale: Hyperkalemia from spironolactone may cause muscle cramps, fatigue, or arrhythmias.
Question 3 of 5
What lab values would require the nurse to notify the provider if a client with heart failure is prescribed a combination of lisinopril and spironolactone?
Correct Answer: B
Rationale: Both lisinopril and spironolactone can cause hyperkalemia. A potassium level of 6.2 mEq/L is critical.
Question 4 of 5
A 44 y/o male presents with tachycardia and nervousness. Thyroid is tender to palpation. TSH< 0.07 and Free T4 is elevated. The patient is on no medication. Nuclear thyroid scan shows a poorly visualized thyroid. 24 hour uptake is low. No iodine contamination. Which of the following is the suspected diagnosis?
Correct Answer: A
Rationale: Low radioactive iodine uptake and elevated free T4 suggest thyroiditis rather than Graves' disease or toxic nodules.
Question 5 of 5
Which is the correct order of importance in reducing myocardial oxygen consumption?
Correct Answer: D
Rationale: Myocardial oxygen consumption is primarily influenced by heart rate, followed by blood pressure and left ventricular (LV) volume, as these factors directly affect the workload and oxygen demand of the heart.