A nurse is instructing coworkers about how to minimize lower back pain and avoid repeated episodes of back pain.
Which of the following strategies should the nurse include? (Select all that apply.)
Apply cold packs frequently.
Avoid prolonged sitting.
Sleep on a soft mattress.
Ask for help when moving clients.
Do partial sit-ups with the knees bent.
Correct Answer : B,D,E
Choice A rationale
Applying cold packs, or cryotherapy, is primarily indicated for acute soft tissue injuries to induce vasoconstriction, thereby decreasing local blood flow, metabolism, and inflammation, which reduces pain and swelling. For chronic or recurring lower back pain prevention, heat is often more effective, as it promotes vasodilation, increasing blood flow to relax muscles and reduce stiffness, making cold less suitable as a frequent preventative strategy.
Choice B rationale
Prolonged static postures, like sitting, increase intradiscal pressure and muscle tension in the lumbar region, leading to muscle fatigue and reduced blood flow to the supporting structures, which exacerbates back pain. Regular movement and changing positions is crucial to maintain flexibility, promote circulation, and distribute mechanical stress across different structures, minimizing sustained strain on the spinal ligaments and discs.
Choice C rationale
Sleeping on a mattress that is too soft fails to provide adequate support for the spine's natural curvature (lumbar lordosis), allowing the trunk to sink, which can lead to spinal misalignment and increased strain on the back muscles and ligaments. A medium-firm mattress is generally recommended to maintain proper spinal alignment during sleep, which reduces mechanical stress and prevents morning stiffness and pain.
Choice D rationale
Asking for help when moving clients ensures the nurse can use proper body mechanics, which involves keeping the load close to the body, maintaining a wide base of support, and lifting with the legs, not the back. This principle minimizes the mechanical stress and sheer forces applied to the intervertebral discs and paraspinal muscles, significantly lowering the risk of acute muscle strains or chronic cumulative trauma to the lumbar spine.
Choice E rationale
Partial sit-ups with the knees bent strengthen the abdominal and oblique muscles, which are key components of the body's core musculature. A strong core acts as a stabilizer for the lumbar spine, increasing intra-abdominal pressure to support the vertebral column and reducing the load and mechanical strain on the lower back structures during movement and daily activities, thereby preventing injury recurrence.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B","D","E"]
Explanation
Choice A rationale
An elevated Hct (normal ≈ 36%-50%), elevated BUN (normal 8-20 mg/dL), and high urine specific gravity (normal 1.005-1.030) are all indicative of volume depletion or dehydration. Monitoring intake and output precisely quantifies the fluid balance, which is crucial for determining the degree of deficit and evaluating the effectiveness of rehydration therapy.
Choice B rationale
The client's confusion and weakness are potential symptoms of dehydration, as reduced intravascular volume can impair cerebral perfusion and electrolyte imbalances can disrupt nerve and muscle function. Regularly checking orientation provides an essential ongoing assessment of the client's neurological status and the effectiveness of fluid replacement.
Choice C rationale
The client's lab values and symptoms strongly suggest dehydration, which requires increased fluid intake, not restriction. Fluid restriction would exacerbate the existing hypovolemia, further worsening the elevated Hct, BUN, and specific gravity, potentially leading to renal compromise and worsening confusion.
Choice D rationale
Dehydration often leads to orthostatic hypotension due to reduced circulating blood volume. Instructing the client to sit briefly before standing allows time for baroreceptor reflexes to compensate for the positional change, preventing a sudden drop in blood pressure and minimizing the risk of a fall.
Choice E rationale
Daily weights provide a highly sensitive and objective measure of fluid status changes. A rapid change in body weight, especially in the context of dehydration and hypovolemia, directly reflects the magnitude of fluid loss or gain, making it a critical parameter for monitoring the effectiveness of interventions.
Correct Answer is D
Explanation
Choice A rationale
Offering oral fluids increases the overall fluid load, which is generally helpful for increasing urinary output and flushing the urinary tract; however, the client is currently experiencing zero urinary output with continuous bladder irrigation (CBI). Before adding more fluid, the immediate priority is to ensure the outflow tract is clear; otherwise, the fluid will back up into the bladder, causing distention and pain.
Choice B rationale
Notifying the provider is a necessary step if the immediate measures to restore patency fail. A period of anuria post-TURP with CBI suggests a possible clot obstruction that could lead to severe bladder distention, pain, and potential bladder rupture. However, the nurse must first independently assess and attempt to correct the most common cause (occlusion) before escalation.
Choice C rationale
Administering an analgesic may temporarily alleviate pain associated with bladder spasms or distention caused by an occluded catheter. However, addressing the underlying mechanical problem (lack of output/obstruction) is the primary concern, as pain is a symptom of the blockage, not the cause. Restoring patency prevents complications and is the immediate priority.
Choice D rationale
The absence of urinary output with continuous bladder irrigation (CBI) strongly suggests the 3-way catheter is occluded, most likely by a blood clot or tissue fragments following the TURP. The first action is to determine patency by checking for kinks and attempting to gently manually irrigate the catheter using an aseptic technique and 30-50 mL of sterile normal saline solution per protocol to dislodge the obstruction.
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