What method is used as final confirmation of the proper placement of an endotracheal tube?
Pulse oximetry
Blood gas analysis
Stethoscope
Chest X-ray
The Correct Answer is D
A. Pulse oximetry indicates oxygenation but does not confirm tube placement.
B. Blood gas analysis provides information about ventilation and oxygenation but does not confirm tube position.
C. Auscultation with a stethoscope helps assess placement but is not definitive.
D. Chest X-ray is the gold standard for final confirmation of endotracheal tube placement, ensuring the tube tip is correctly positioned above the carina.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. An arterial line allows continuous, real-time monitoring of blood pressure, providing accurate and immediate data important for critically ill patients.
B. The presence of an arterial line may actually increase infection risk if not properly cared for.
C. Arterial lines do not improve oxygenation directly; they monitor blood pressure.
D. Pulmonary wedge pressure is measured via a pulmonary artery catheter, not an arterial line.
Correct Answer is B
Explanation
A. Decreased heart rate is not a direct complication of invasive pressure monitoring.
B. Infection at the insertion site is a common and serious potential complication of invasive pressure monitoring, such as with arterial or central venous lines. Strict aseptic technique is essential to reduce this risk.
C. Elevated body temperature may occur with infection, but it is not specific to the invasive monitoring procedure itself.
D. Increased blood pressure is a hemodynamic finding, not a complication of the monitoring process.
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