A nurse is caring for a client with a new diagnosis of heart failure. Which of the following dietary recommendations should the nurse provide?
Low-sodium diet
High-potassium diet
Low-fiber diet
High-fat diet
The Correct Answer is A
Choice A reason: A low-sodium diet is recommended for heart failure to reduce fluid retention. Sodium promotes water reabsorption in the kidneys via the renin-angiotensin-aldosterone system, increasing preload and cardiac workload. Limiting sodium helps decrease blood volume, easing strain on the heart and preventing exacerbation of heart failure symptoms like edema and dyspnea.
Choice B reason: A high-potassium diet is not routinely recommended for heart failure unless the client is on potassium-wasting diuretics like furosemide. While potassium supports cardiac function, excessive intake can cause hyperkalemia, especially in renal dysfunction, which is common in heart failure, potentially leading to arrhythmias and complicating management.
Choice C reason: A low-fiber diet is not beneficial for heart failure. High-fiber diets are preferred to manage constipation, which can strain the cardiovascular system during defecation. Fiber also supports overall health, reducing cholesterol and aiding weight control, which are important for heart failure patients to reduce cardiac workload.
Choice D reason: A high-fat diet is contraindicated in heart failure, as it increases the risk of atherosclerosis and cardiovascular strain. Dietary fats, especially saturated fats, contribute to coronary artery disease, worsening heart function. A heart-healthy diet emphasizes low-fat, nutrient-dense foods to support cardiac health and reduce disease progression.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A reason: Warfarin, an anticoagulant, increases bleeding risk during surgery. Taking it on the morning of a total hip replacement, a procedure with significant bleeding potential, is concerning. It inhibits vitamin K-dependent clotting factors, prolonging prothrombin time. Immediate surgeon collaboration is needed to assess bleeding risk and consider reversal agents like vitamin K or fresh frozen plasma.
Choice B reason: Metoprolol, a beta-blocker, is often continued perioperatively to maintain heart rate and blood pressure control, especially in patients with cardiovascular disease. Taking 25 mg with a sip of water is unlikely to pose a risk for a hip replacement. It helps prevent perioperative cardiac complications, so no immediate surgeon consultation is required.
Choice C reason: Phenytoin, an anticonvulsant, is typically continued before surgery to prevent seizures, especially in patients with epilepsy. A 100 mg dose with a sip of water is standard and does not increase surgical risks like bleeding or hemodynamic instability. It ensures therapeutic levels, so no urgent surgeon collaboration is necessary for this medication.
Choice D reason: Taking half the morning dose of insulin is generally safe for a diabetic patient undergoing surgery. It helps manage blood glucose levels without causing hypoglycemia during fasting. The surgical team can monitor and adjust glucose intraoperatively. This does not typically warrant immediate surgeon consultation unless severe hyperglycemia or hypoglycemia is present.
Correct Answer is A
Explanation
Choice A reason: Cleaning the tracheostomy site every 8 hours prevents infection by removing secretions and debris that can harbor bacteria. The site is prone to colonization due to its exposure to air and secretions. Regular cleaning with sterile technique maintains skin integrity and reduces the risk of tracheitis or skin breakdown, a key complication.
Choice B reason: Suctioning every 2 hours is excessive unless clinically indicated by excessive secretions or obstruction. Over-suctioning can cause mucosal trauma, bleeding, or hypoxia. Suctioning should be performed as needed, based on assessment of airway patency, to avoid complications while ensuring effective clearance of mucus from the tracheostomy.
Choice C reason: Changing the tracheostomy tube daily is not standard practice. Tubes are typically changed every 1-4 weeks, depending on the device and patient condition, to avoid trauma and infection. Daily changes increase the risk of airway injury and site irritation, making this an inappropriate routine action for tracheostomy care.
Choice D reason: Applying a tight dressing around the tracheostomy is incorrect, as it can obstruct airflow or cause pressure injury to the surrounding skin. A loose, clean dressing or tracheostomy collar is used to protect the site while allowing air exchange and preventing skin breakdown, ensuring airway patency and patient safety.
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