To verify the correct placement of an endotracheal tube (ET) after insertion, the best initial action by the nurse is to:

auscultate for the presence of bilateral breath sounds.

Use an end-tidal C02 monitor to check for placement in the trachea.

Observe the chest for symmetrical movement with ventilation.

Obtain a portable chest radiograph to check tube placement.

None

Answer and Explanation

The Correct Answer is B

A. Auscultate for the presence of bilateral breath sounds.
It's an important check, but it is not the most reliable initial method because breath sounds can sometimes be misleading (for example, sounds may be heard in the stomach or transmitted incorrectly).

B. Use an end-tidal CO₂ monitor to check for placement in the trachea.
It's the correct answer. Continuous waveform capnography or end-tidal CO₂ detection is the most reliable and immediate method to confirm that the endotracheal tube is in the trachea and not in the esophagus. Presence of CO₂ indicates effective airway placement.

C. Observe the chest for symmetrical movement with ventilation.
Chest rise is helpful, but it is not specific both esophageal and tracheal intubation may show chest movement.

D. Obtain a portable chest radiograph to check tube placement.
It's the gold standard for final confirmation, but it is not the initial bedside method because it takes time.

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Correct Answer is A

Explanation

Mean arterial pressure (MAP) is a measure of the average pressure within the arteries during one cardiac cycle. It represents the perfusion pressure that drives blood flow to organs and tissues. In the context of shock, a MAP of 50 mm Hg is considered low and indicates inadequate tissue perfusion.
To improve tissue perfusion and restore blood pressure, the nurse would anticipate administering large volumes of intravenous fluids, such as Lactated Ringers (LR). Fluid resuscitation aims to increase intravascular volume and improve cardiac output, ultimately leading to improved tissue perfusion.
B. Cardiac Output (CO) is 4 L/min in (option A) is incorrect because Cardiac output represents the volume of blood pumped by the heart per minute. While a low cardiac output may require intervention, it does not specifically indicate the need for large volumes of fluid administration.
C. Stroke volume is 70 ml/beat in (option C) is incorrect because Stroke volume refers to the volume of blood ejected by the heart with each contraction. While stroke volume can be an important determinant of cardiac output, it alone does not indicate the need for large fluid volumes.
D. The heart rate is 80 bpm in (option D) is incorrect because: Heart rate is the number of heartbeats per minute. While the heart rate can impact cardiac output, it does not provide direct information about fluid resuscitation needs.

A. decrease the respiratory rate. B. Leave the ventilator at the current settings. C. increase the tidal volume (VT). D. Increase the F102

Correct Answer is A

Explanation

The ABG results show a pH of 7.50, PaCO2 of 29 mmHg, and HCO3 of 23 mEq/L, indicating respiratory alkalosis. In respiratory alkalosis, there is a decrease in PaCO2 (hypocapnia), which can be caused by excessive ventilation.
To address the respiratory alkalosis, the nurse should decrease the respiratory rate. This would help reduce the amount of ventilation provided and allow the patient to retain more carbon dioxide (CO2), thereby increasing the PaCO2 levels and restoring acid-base balance.
B. Leaving the ventilator at the current settings in (option B) is incorrect because it may exacerbate respiratory alkalosis as it would maintain the same level of ventilation.
C. Increasing the tidal volume (VT) in (option C) is incorrect because it would not address the respiratory alkalosis. Tidal volume refers to the volume of air delivered with each breath, while the issue in this case is excessive ventilation leading to hypocapnia.
D. Increasing the FiO2 (fraction of inspired oxygen) in (option D) is incorrect because it is not indicated based on the given ABG results. The oxygenation (PaO2) level is within normal limits (80 mmHg), suggesting adequate oxygenation.
It is important to consult with the healthcare provider or respiratory therapist for further guidance on adjusting the ventilator settings based on the patient's condition and response to therapy.

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To verify the correct placement of an endotracheal tube (ET) after insertion, the best initial action by the nurse is to:

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Naxlex Comprehensive Predictor Exams

When assessing the hemodynamic information for a newly admitted patient in shock of unknown etiology, the emergency department nurse will anticipate the administration of large volumes of Lactated Ringers (LR) when which one of the following occurs?

Correct Answer is A

Explanation

Four hours after mechanical ventilation is initiated for a patient with a suspected drug overdose, the patient's arterial blood gas (ABG) results include a pH of 7.50, Pa0 2 of 80 mm Hg. PaCO2 of 29 mmHg, and HCO3 of 23 mEq/L (23 mmo/L). The nurse will anticipate the need to:

Correct Answer is A

Explanation

A 29-year-old female patient is admitted to the emergency department with two of the systemic inflammatory response syndrome variables: temperature of 101.2 °F and 14,000 per μL white blood cell count. Which intervention from the sepsis resuscitation bundle does the nurse initiate?

The emergency department nurse is assessing a patient who is in the compensatory stage of hypovolemic shock. Which manifestations does the nurse expect? Select all that apply.

The common denominator of all shock states is which one of the following?

Which of the following clinical manifestations of Disseminated intravascular coagulation (DIC)?

A 40-year-old female patient with massive trauma and possible spinal cord injury is admitted to the emergency department (ED). The nurse suspects that the patient may be experiencing neurogenic shock in addition to hypovolemic shock, based on which one of the following?

A 48-year-old female patient with septic shock presents with a BP of 70/46, pulse 136, respirations 32, temperature 104.0° F, and blood glucose of 246 mg/dl. The following have been ordered. Which order will the nurse accomplish first?