Gastrointestinal System Nursing Exam Questions Related

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Before administering an intermittent tube feeding through a nasogastric tube, the nurse assesses for gastric residual. The nurse understands that this procedure is important to

  • A. Confirm proper nasogastric tube placement.
  • B. Observe gastric contents.
  • C. Assess fluid and electrolyte status.
  • D. Evaluate absorption of the last feeding.
Correct Answer: D

Rationale: Rationale for Correct Answer (D): By assessing for gastric residual before administering another feeding through the nasogastric tube, the nurse can evaluate absorption of the last feeding. If there is a significant amount of residual, it may indicate poor absorption, which could lead to complications such as aspiration. This assessment helps in determining the appropriate timing and amount of the next feeding to prevent complications.

Summary of Incorrect Choices:
A: Confirming proper nasogastric tube placement is typically done using other methods like pH testing or X-ray. This assessment does not directly relate to evaluating absorption.
B: Observing gastric contents may provide information about the patient's gastric secretions but does not specifically help in evaluating the absorption of the last feeding.
C: Assessing fluid and electrolyte status is important but not the primary purpose of checking gastric residual before administering a feeding. This assessment is more focused on monitoring the patient's overall hydration and electrolyte balance.