Rhenis Nursing Rhenis Nursing
RN Comprehensive Predictor 2026 Exam-4
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Hint : ⏱️Think about when pain medication should be administered to achieve the best relief during activity.

Correct Answers:

  • "You should push the button before physical activity to allow maximum pain control."


Rationale :

💉A patient-controlled analgesia (PCA) pump allows clients to self-administer prescribed doses of pain medication within safe programmed limits.

🏃Pressing the PCA button before physical activity such as ambulation or coughing allows the medication time to take effect and improves pain management during movement.

🚫Pushing the button multiple times does not result in a double dose because the PCA pump has a programmed lockout interval to prevent overdose.

🔒Clients cannot independently adjust medication dosages because only authorized healthcare providers program the PCA settings to ensure safety.

📊Continuous PCA infusion helps maintain more stable plasma medication levels, not fluctuating levels, to improve consistent pain control.

📌Core message

PCA pumps improve pain control by allowing clients to receive medication safely, especially when used before activity to prevent severe pain episodes.

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