The nurse is assessing the patency of a client’s left arm arteriovenous fistula prior to initiating hemodialysis. Which finding indicates that the fistula is patent?
Palpation of a thrill over the fistula.
Presence of a radial pulse in the left wrist.
Visualization of enlarged blood vessels at the fistula site.
Capillary refill less than 3 seconds in the nail beds of the fingers on the left hand.
The Correct Answer is A
Choice A reason: Palpation of a thrill, a vibrating sensation, indicates blood flow and patency in an arteriovenous fistula. This aligns with hemodialysis access assessment, making it the correct finding the nurse would use to confirm the fistula is patent.
Choice B reason: A radial pulse in the wrist is normal but doesn’t confirm fistula patency, which requires a thrill. Palpation of a thrill is specific, making this incorrect, as it’s not a direct indicator of fistula function in hemodialysis preparation.
Choice C reason: Enlarged vessels may suggest fistula development but don’t confirm active flow. A thrill indicates patency, making this incorrect, as it’s less specific than the nurse’s assessment of a palpable thrill over the fistula site.
Choice D reason: Capillary refill less than 3 seconds assesses distal perfusion, not fistula patency. Palpation of a thrill is the standard, making this incorrect, as it’s unrelated to the nurse’s evaluation of the arteriovenous fistula for hemodialysis.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A reason: Limiting dietary fiber is incorrect for IBS, as soluble fiber helps regulate bowel movements. This indicates a need for further teaching, making it the correct statement, as it contradicts the nurse’s instructions to include fiber for IBS symptom management.
Choice B reason: Drinking 8 to 10 cups of fluid daily supports hydration and bowel function in IBS, showing understanding. This is incorrect, as it aligns with the nurse’s teaching, unlike the fiber limitation statement requiring further client education.
Choice C reason: Eating regular meals and chewing well stabilizes digestion in IBS, reflecting correct understanding. This is incorrect, as it aligns with the nurse’s instructions, unlike the fiber limitation statement that indicates a need for further teaching.
Choice D reason: Taking prescribed medications to regulate bowel patterns is appropriate for IBS management, showing understanding. This is incorrect, as it aligns with the nurse’s teaching, unlike the incorrect fiber limitation statement needing further client instruction.
Correct Answer is ["D","E","G"]
Explanation
Choice A reason: Hypercalcemia is not associated with ulcerative colitis, which affects the colon and causes diarrhea. Bloody stools are typical, making this incorrect, as it’s unrelated to the nurse’s expected findings in a client with ulcerative colitis during assessment.
Choice B reason: Hypernatremia may occur with dehydration but isn’t specific to ulcerative colitis. Frequent bloody stools are hallmark signs, making this incorrect, as it’s not a primary finding compared to the nurse’s expected manifestations in ulcerative colitis diagnosis.
Choice C reason: Frothy, fatty stools indicate malabsorption, typical in Crohn’s or pancreatic issues, not ulcerative colitis. Bloody stools are correct, making this incorrect, as it doesn’t align with the nurse’s anticipated findings in a client with ulcerative colitis.
Choice D reason: Bloody stool is a classic finding in ulcerative colitis due to mucosal inflammation and ulceration. This aligns with gastrointestinal assessment, making it a correct finding the nurse would determine is consistent with the client’s ulcerative colitis diagnosis.
Choice E reason: 10 to 20 liquid stools daily reflect severe diarrhea, a key feature of ulcerative colitis exacerbations. This aligns with clinical manifestations, making it a correct finding the nurse would identify in a client diagnosed with ulcerative colitis during assessment.
Choice F reason: Right lower quadrant pain is more typical of Crohn’s or appendicitis, not ulcerative colitis, which affects the left colon. Left quadrant pain is correct, making this incorrect, as it doesn’t support the nurse’s findings for ulcerative colitis diagnosis.
Choice G reason: Left lower quadrant pain is consistent with ulcerative colitis, as inflammation often affects the sigmoid colon. This aligns with abdominal assessment, making it a correct finding the nurse would expect in a client with ulcerative colitis during evaluation.
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