ATI LPN
Cardiovascular MCQ Questions Questions
Question 1 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 2 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 3 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.
Question 4 of 5
A 75-year-old female presents with syncope and a slow heart rate. Her ECG shows complete heart block. What is the most appropriate management?
Correct Answer: A
Rationale: Complete heart block requires permanent pacemaker placement to ensure adequate heart rate and prevent complications such as syncope or sudden cardiac death.
Question 5 of 5
The biology of tumor growth most commonly follows which of the following mechanisms?
Correct Answer: C
Rationale: Tumor growth typically follows Gompertzian kinetics where growth rate slows as the tumor size increases.