Which of the following classes of medication decreases heart rate, contractility, and blood pressure, and is used to increase survival rates in post-myocardial infarction patients?
ACE inhibitors
Vasodilators
Beta blockers
Diuretics
The Correct Answer is C
A. ACE inhibitors primarily affect blood pressure and heart remodeling but do not directly decrease heart rate or contractility.
B. Vasodilators mainly lower blood pressure by expanding blood vessels and do not primarily affect heart rate or contractility.
C. Beta blockers decrease heart rate, contractility, and blood pressure, and are specifically used to improve survival after a heart attack by reducing the heart's workload and oxygen demand.
D. Diuretics primarily reduce blood pressure by decreasing blood volume but do not directly decrease heart rate or contractility.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["B","C","D"]
Explanation
A. While medication may be necessary for some individuals with high lipid levels, lifestyle modifications should be attempted first.
B. Smoking cessation can help improve lipid profiles and overall cardiovascular health.
C. Increased exercise can help lower lipid levels and improve cardiovascular health.
D. Restricting dietary cholesterol can help lower blood lipid levels.
E. Unsaturated fats, particularly monounsaturated and polyunsaturated fats, are actually beneficial for heart health and should not be restricted.
Correct Answer is D
Explanation
A. Taking cholestyramine with food may interfere with its absorption, reducing its effectiveness.
B. Taking cholestyramine without food is not typically recommended.
C. Taking cholestyramine in the morning is not specifically indicated; it can be taken at any time of the day.
D. Taking cholestyramine with large amounts of fluid helps prevent gastrointestinal side effects and improves its effectiveness in lowering cholesterol levels.
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