ATI RN
Fluid and Electrolytes ATI
1. A nurse preparing to start an IV on a newly admitted patient teaches the patient about the procedure and begins to prepare the site. The nurse should always start by:
- A. Leaving one hand ungloved to assess the site
- B. Preparing the skin with an iodine solution
- C. Asking the patient if they are allergic to latex or iodine
- D. Removing excessive hair at the selected site
Correct answer: C
Rationale: Before preparing the skin, the nurse should ask the patient if they are allergic to latex or iodine, which are commonly used in IV therapy setup. This is crucial to prevent potential allergic reactions at the IV site or even life-threatening anaphylaxis. Leaving one hand ungloved (choice A) is not a recommended practice as both hands should be gloved for infection control. While preparing the skin with an iodine solution (choice B) is a step in the process, ensuring the patient's safety by checking for allergies comes first. Removing excessive hair at the selected site (choice D) is not necessary and can lead to skin irritation.
2. A nurse assesses a client who is admitted for treatment of fluid overload. Which manifestations should the nurse expect to find? (Select all that do not apply.)
- A. Increased pulse rate
- B. . Distended neck veins
- C. Warm and pink skin
- D. Skeletal muscle weakness
Correct answer: C
Rationale:
3. During a visit to an 84-year-old woman recovering from hip surgery, the nurse notices signs of confusion and poor skin turgor. The woman mentions she limits water intake to avoid nighttime bathroom trips. The nurse should explain to the woman that:
- A. She will need her medications adjusted and be readmitted for a complete workup.
- B. Limiting fluids can lead to body imbalances causing confusion; perhaps adjusting fluid intake timing is necessary.
- C. Post-surgical confusion is common, and it's safe not to urinate at night.
- D. Confusion after surgery is typical in the elderly due to sleep loss.
Correct answer: B
Rationale: The correct answer is B. In elderly patients, fluid and electrolyte imbalances can manifest with subtle signs like confusion. Limiting fluids can lead to such imbalances, affecting cognitive function. Adjusting the timing of fluid intake can help maintain hydration without causing nighttime disruptions. Choices A, C, and D are incorrect. Choice A suggests unnecessary hospital readmission and medication adjustments without addressing the root cause. Choice C wrongly normalizes the confusion and fails to address the potential issue of fluid restriction. Choice D incorrectly attributes confusion solely to sleep loss without considering the impact of fluid balance.
4. The nurse is caring for a postthyroidectomy patient at risk for hypocalcemia. What action should the nurse take when assessing for hypocalcemia?
- A. Monitor laboratory values daily for an elevated thyroid-stimulating hormone.
- B. Observe for swelling of the neck, tracheal deviation, and severe pain.
- C. Evaluate the quality of the patient's voice postoperatively, noting any drastic changes.
- D. Observe for muscle twitching and numbness or tingling of the lips, fingers, and toes.
Correct answer: D
Rationale: Muscle twitching and numbness or tingling of the lips, fingers, and toes are signs of hyperirritability of the nervous system due to hypocalcemia. The other options describe complications the nurse should also be observing for; however, tetany and neurologic alterations are primary indications of hypocalcemia. Monitoring for an elevated thyroid-stimulating hormone (choice A) is not relevant in assessing for hypocalcemia. Observing for swelling of the neck, tracheal deviation, and severe pain (choice B) are more related to airway compromise. Evaluating the quality of the patient's voice postoperatively (choice C) is important but not a primary sign of hypocalcemia.
5. After administering 40 mEq of potassium chloride, a nurse evaluates the clients response. Which manifestations indicate that treatment is improving the clients hypokalemia? (Select all tha do not t apply.)
- A. Strong productive cough
- B. Active bowel sounds
- C. U waves present on the electrocardiogram (ECG)
- D.
Correct answer: C
Rationale:
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