The nurse is assessing a client with suspected Gastroesophageal Reflux Disease (GERD). Which word or statement is an accurate characteristic of GERD?
Melena
Heartburn
Hematemesis
Dysphagia
The Correct Answer is B
Choice A reason: Melena, dark tarry stools from digested blood, indicates upper gastrointestinal bleeding, not typically GERD. GERD involves acid reflux causing esophageal irritation, not bleeding severe enough for melena. This statement is inaccurate, as melena is more associated with ulcers or varices, not reflux disease.
Choice B reason: Heartburn, a burning sensation in the chest, is a hallmark of GERD, caused by stomach acid refluxing into the esophagus, irritating the mucosa. It results from lower esophageal sphincter dysfunction, allowing acid backflow. This statement is accurate, as heartburn is a primary diagnostic symptom of GERD.
Choice C reason: Hematemesis, vomiting blood, is not a common GERD symptom but indicates severe conditions like esophageal varices or ulcers. While chronic GERD may lead to esophagitis, bleeding is rare. This statement is inaccurate, as hematemesis is not a characteristic feature of typical GERD presentations.
Choice D reason: Dysphagia, difficulty swallowing, can occur in severe GERD due to esophageal strictures or motility issues but is not a primary characteristic. Heartburn is more common and diagnostic. This statement is less accurate, as dysphagia is a complication, not a defining feature of GERD.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A reason: Cognitive enhancers like donepezil or memantine are prescribed based on Alzheimer’s disease stage. Cholinesterase inhibitors are effective in mild-to-moderate stages, enhancing acetylcholine levels to improve cognition. Memantine, an NMDA receptor antagonist, is used in moderate-to-severe stages to regulate glutamate activity, slowing cognitive decline. This statement is accurate, as treatment is tailored to symptom severity.
Choice B reason: Cognitive enhancers are not equally effective in all Alzheimer’s stages. Cholinesterase inhibitors benefit mild-to-moderate cases, while memantine is used in severe stages. Their efficacy diminishes in advanced disease due to extensive neuronal loss, making this statement inaccurate, as stage-specific prescribing is critical for therapeutic benefit.
Choice C reason: Medications for anxiety and depression, like SSRIs, remain helpful in Alzheimer’s to manage behavioral symptoms, even with cognitive enhancers. These drugs address mood disorders, which often coexist, improving quality of life. This statement is inaccurate, as combination therapy is common and beneficial in managing neuropsychiatric symptoms.
Choice D reason: Cognitive enhancers are not used for seizure management. Anticonvulsants like levetiracetam manage seizures, which may occur in Alzheimer’s due to neuronal excitability. Cognitive enhancers target cognitive decline via cholinergic or glutamatergic pathways, not seizure control, making this statement inaccurate and unrelated to their pharmacological role.
Correct Answer is A
Explanation
Choice A reason: Glipizide, a sulfonylurea, stimulates insulin release from pancreatic beta cells by blocking ATP-sensitive potassium channels, increasing insulin secretion. This can cause hypoglycemia, especially if meals are skipped or with excessive dosing. Monitoring blood glucose is critical, as hypoglycemia can lead to symptoms like sweating, shakiness, or confusion, making this the primary adverse effect.
Choice B reason: Glipizide does not significantly affect potassium levels. Hyperkalemia is more associated with drugs like ACE inhibitors or potassium-sparing diuretics. Sulfonylureas primarily impact glucose metabolism, not electrolyte balance, making this an inaccurate adverse effect to monitor in patients taking glipizide.
Choice C reason: Glipizide often causes weight gain, not weight loss, due to increased insulin levels promoting glucose uptake and fat storage. Weight loss is more associated with drugs like metformin or SGLT-2 inhibitors. This statement is inaccurate, as weight gain is a more likely concern with sulfonylureas.
Choice D reason: Hypertension is not a common adverse effect of glipizide. Sulfonylureas primarily affect glucose metabolism, not blood pressure. While diabetes increases cardiovascular risk, glipizide does not directly cause hypertension, making this an inaccurate adverse effect to prioritize in monitoring for this medication.
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