A nurse is preparing to administer ceftriaxone 1g via intermittent IV bolus over 60 min. Available is 1 g ceftriaxone sodium in 250 mL dextrose 5% in water. The nurse should set the pump can deliver how many mL/hr? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
The Correct Answer is ["250"]
Given:
Total volume to infuse: 250 mL
Infusion time: 60 minutes
To find:
Infusion rate (mL/hr)
Step 1: Calculate the infusion rate in mL/min
Infusion rate (mL/min) = Total volume / Infusion time
Infusion rate (mL/min) = 250 mL / 60 minutes = 4.17 mL/min
Step 2: Convert mL/min to mL/hr
Infusion rate (mL/hr) = Infusion rate (mL/min) x 60 minutes/hr
Infusion rate (mL/hr) = 4.17 mL/min x 60 minutes/hr = 250 mL/hr
Therefore, the nurse should set the pump to deliver 250 mL/hr.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A) Patient's refusal to cough, deep breathe, and use their incentive spirometer due to pain:
The patient’s refusal to perform these respiratory exercises could lead to serious complications such as atelectasis, pneumonia, and other respiratory issues. Coughing, deep breathing, and using the incentive spirometer are essential to prevent postoperative respiratory complications, especially if the patient is at higher risk for lung issues due to immobility or anesthesia. This needs immediate intervention to ensure the patient understands the importance of these activities and to address the pain issue, potentially with additional pain management or support.
B) Urine output of 40 mL/hr and clear yellow after having their Foley catheter removed:
A urine output of 40 mL/hr is within normal limits for a post-operative patient, and the clear yellow color indicates that the urine is not concentrated or indicative of infection. While monitoring urine output is important postoperatively, this finding suggests adequate renal function and does not indicate an immediate risk for long-term complications.
C) Patient ambulating short distances and performing range of motion exercises after pain is controlled:
Early ambulation and range of motion exercises are encouraged after surgery to promote circulation, prevent blood clots, and support overall recovery. It indicates that the patient is progressing in their recovery and actively participating in post-operative rehabilitation, which is a positive sign and does not need urgent intervention.
D) Hypoactive bowel sounds 2 hours post-operatively:
This is expected immediately after surgery, especially if the patient underwent abdominal surgery or received general anesthesia, which can temporarily reduce bowel motility. Hypoactive bowel sounds within the first few hours post-surgery are a normal response to anesthesia and do not require urgent intervention. The nurse should continue to monitor the patient’s bowel function, but this finding is not a priority in the immediate postoperative period.
Correct Answer is A
Explanation
A) Obtain a 12-lead ECG:
The client’s potassium level of 6.6 mEq/L is significantly elevated which places the patient at risk for cardiac arrhythmias. Elevated potassium levels can cause dangerous changes in the electrical activity of the heart, leading to peaked T waves, widened QRS complexes, and even cardiac arrest. A 12-lead ECG is necessary to assess the heart's electrical activity and to identify any potential arrhythmias
B) Request an electroencephalogram (EEG):
An EEG is used to assess brain activity and is typically indicated for conditions such as seizures or epilepsy. This client’s laboratory findings do not suggest a neurological concern that would warrant an EEG.
C) Assess for Chvostek's sign:
Chvostek's sign is used to assess for hypocalcemia or tetany, where a twitching of the facial muscles occurs upon tapping the facial nerve. However, the client’s primary issue here is elevated potassium levels, which are a more immediate concern than hypocalcemia. Hyperkalemia can have more severe and urgent consequences, particularly for the heart, so Chvostek's sign is not the priority at this time.
D) Obtain a chest X-ray:
A chest X-ray is not indicated based on the client’s current electrolyte imbalance or renal failure status. While a chest X-ray may be useful for various other concerns, the client’s elevated potassium level is the primary issue, and the priority intervention is to assess and manage the potential for cardiac arrhythmias with a 12-lead ECG.
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