A small-bore feeding tube is placed. Which technique will the nurse use to best verify tube placement?
Auscultation
X-ray
Aspiration of contents
pH testing
The Correct Answer is B
A: Auscultation, or listening for air injected into the tube, is not a reliable method for verifying feeding tube placement. It can lead to false positives and does not confirm the tube’s location accurately.
B: X-ray is the gold standard for verifying feeding tube placement. It provides a clear image of the tube’s position, ensuring it is correctly placed in the stomach or small intestine, reducing the risk of complications.
C: Aspiration of contents can help verify placement by checking the appearance and pH of the aspirate. However, it is not as definitive as an X-ray and can sometimes be inconclusive.
D: pH testing of aspirate can indicate whether the tube is in the stomach (acidic pH) or intestines (less acidic). While useful, it is not as reliable as an X-ray for confirming placement.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A: Proceeding to measure the oral temperature immediately after the client has eaten ice chips is not appropriate. The cold temperature can affect the accuracy of the reading.
B: Documenting that the nurse was unable to measure the client’s temperature is unnecessary. The nurse can take steps to ensure an accurate measurement by waiting.
C: Providing the client a sip of warm water and waiting 5 minutes is not sufficient to counteract the effect of the ice chips on the oral temperature reading.
D: Waiting 30 minutes before measuring the oral temperature is the correct action. This allows time for the oral cavity to return to its normal temperature, ensuring an accurate reading.
Correct Answer is C
Explanation
A: Hypertension is not typically a late sign of hypoxemia. It can occur in various conditions but is not specific to hypoxemia.
B: Tachycardia is an early sign of hypoxemia as the body attempts to compensate for low oxygen levels by increasing the heart rate.
C: Pallor is a late sign of hypoxemia. It indicates poor oxygenation and perfusion, often seen when the body can no longer compensate for the lack of oxygen.
D: Bradypnea, or slow breathing, is not a typical sign of hypoxemia. Hypoxemia usually causes an increase in respiratory rate (tachypnea) as the body tries to take in more oxygen.
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