Nursing Elites

1. A nurse educator is reviewing peripheral IV insertion with a group of novice nurses. How should these nurses be encouraged to deal with excess hair at the intended site?

• A. Leave the hair intact
• B. Shave the area.
• C. Clip the hair in the area.
• D. Remove the hair with a depilatory.

Correct answer: C

Rationale:

2. What percentage of body water can be as high as in a newborn?

• A. 80%.
• B. 70%.
• C. 60%.
• D. 90%.

Correct answer: A

Rationale: The correct answer is A: 80%. Newborns can have a body water content as high as 80% due to their higher total body water compared to adults. Choice B (70%) is incorrect because newborns typically have a higher body water percentage. Choice C (60%) is also incorrect as it underestimates the body water content in newborns. Choice D (90%) is incorrect as it overestimates the body water percentage in newborns.

3. You are the surgical nurse caring for a 65-year-old female patient who is postoperative day 1 following a thyroidectomy. During your shift assessment, the patient complains of tingling in her lips and fingers. She tells you that she has an intermittent spasm in her wrist and hand and she exhibits increased muscle tone. What electrolyte imbalance should you first suspect?

• A. Hypophosphatemia
• B. Hypocalcemia
• C. Hypermagnesemia
• D. Hyperkalemia

Correct answer: B

Rationale:

4. You are caring for a patient with a secondary diagnosis of hypermagnesemia. What assessment finding would be most consistent with this diagnosis?

• A. Hypertension
• B. Kussmaul respirations
• C. Increased DTRs
• D. Shallow respirations

Correct answer: D

Rationale:

5. What is the most abundant positive ion in blood plasma?

• A. Potassium.
• B. Calcium.
• C. Sodium.
• D. Both potassium and sodium are in equal concentrations.

Correct answer: C

Rationale: The correct answer is C: Sodium. Sodium (Na+) is the most abundant cation in the extracellular fluid, including blood plasma. It plays a crucial role in maintaining fluid balance, nerve function, and is essential for various physiological processes. Choice A, Potassium, is also an important ion in the body but is predominantly found intracellularly. Choice B, Calcium, is an essential mineral in the body but is not the most abundant positive ion in blood plasma. Choice D is incorrect as sodium is the primary positive ion in blood plasma, with a much higher concentration compared to potassium.

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