ATI LPN
Cardiovascular Med Surg Questions Questions
Question 1 of 5
A 62-year-old female with a history of hyperlipidemia and hypothyroidism. Her current medication includes cholestyramine and levothyroxine. What advice would you tell her to do to prevent drug-drug interactions between them?
Correct Answer: B
Rationale: Levothyroxine should be taken 1-2 hours before cholestyramine to avoid binding interference.
Question 2 of 5
During what phase does stroke volume decrease in the ventricles?
Correct Answer: D
Rationale: Stroke volume decreases during isovolumetric contraction because no blood is ejected during this phase.
Question 3 of 5
A 23-year-old woman develops the sudden onset of congestive heart failure. Her condition rapidly deteriorates and she dies in heart failure. At autopsy, patchy interstitial infiltrates composed mainly of lymphocytes are found, some of which surround individual myocytes. What is the most likely cause of this patient's heart failure?
Correct Answer: D
Rationale: Viral myocarditis (e.g., coxsackievirus) causes lymphocytic infiltrates and acute heart failure, a common cause in young adults with rapid deterioration.
Question 4 of 5
In a 62 year old man who has been a roofer for 25 years and a smoker for 10 years, which of the following cancers would he be most likely prone to developing?
Correct Answer: A
Rationale: Pleural mesothelioma is strongly linked to asbestos exposure (common in roofers), outweighing smoking-related lung cancer risk in this context.
Question 5 of 5
The right ventricle pumps blood to the
Correct Answer: B
Rationale: The right ventricle pumps deoxygenated blood to the lungs via the pulmonary artery for oxygenation.