A patient arrives in the ED after being pulled from a burning house. The respiratory therapist should recommend obtaining which of the following measurements to best determine the severity of the patient's smoke inhalation?

You suspect a patient may have a pulmonary embolism. Which of the following would be the most appropriate recommendation for diagnosis of this condition?

Failure to hyperoxygenate a patient on a ventilator before ET suctioning may result in:

The most reliable method of determining whether the lungs of a patient receiving mechanical ventilation are getting stiffer and harder to ventilate is by measuring the:

The respiratory therapist notes the following data while reviewing the patient's chart: Dynamic compliance 48 mL/cm H2O Static compliance 30 mL/cm H2O The therapist should conclude which of the following?

During manual ventilation, minimal resistance is found during compression of the bag, with little rise in the patient's chest. Which of the following should the respiratory therapist do to correct this problem?

While monitoring a patient's chest tube, you notice it is obstructed with a blood clot. The first action that should be taken is to do the following:

To decrease the incidence of damage to the tracheal wall by the ET tube cuff, which of the following should be recommended?

Which bedside assessment best determines whether a patient with Guillain-Barré syndrome is in need of ventilatory assistance?

While monitoring vital signs on a patient on a ventilator, the respiratory therapist observes a blood pressure of 175/100 mm Hg. Which of the following should be recommended at this time?

A patient's cardiac monitor indicates the patient is experiencing PVCs. Which of the following should the respiratory therapist recommend?

Shortly after PEEP is increased from 8 to 12 cm H2O, the patient becomes restless and agitated. Auscultation of breath sounds reveals diminished breath sounds on the right side, and chest inspection reveals the trachea shifted to the left of midline. These abnormal findings are most likely the result of which of the following?

A 24-year-old woman with diabetes has the following ABG results: pH 7.18 PaCO2 18 mm Hg PaO2 78 mm Hg HCO3- 10 mEq/L BE – 15 mEq/L You interpret these ABG values which of the following?

This set of ABG results was obtained on a patient in the ICU on a 2-L/min nasal cannula: pH 7.22 PaCO2 27 mm Hg PaO2 78 mm Hg HCO3- 12 mEq/L BE – 13 mEq/L The correct interpretation of these ABG results is which of the following?

The most effective method for determination of ET tube location after intubation is which of the following?

Laboratory results indicate that a patient's sputum sample has an elevated eosinophil count. This is indicative of which of the following?

The respiratory therapist is having difficulty suctioning secretions from an adult patient's tracheostomy tube. The suction regulator is set at -70 mm Hg. Which of the following is the most appropriate action?

A patient's PaCO2 decreases from 42 to 31 mm Hg. All the following could have increased except which of the following?

During a pulmonary assessment, the patient tells the respiratory therapist that he has been coughing up green, foul-smelling secretions. This suggests to the therapist that the patient most likely has which of the following?

After a patient is intubated, the CO2 detector on the proximal end of the ET tube reads 2%. Which of the following should the respiratory therapist do at this time?

The respiratory therapist should recommend a lateral neck radiograph film to help diagnose which of the following conditions?

Which of the following are potential side effects of PEEP therapy? 1. Decreased QT 2. Decreased antidiuretic hormone (ADH) 3. Pneumothorax 4. Decreased FRC

A 14-year-old boy with a history of seasonal wheezing enters the emergency department in moderate distress and has had shortness of breath for the past hour. This patient's ABG results most likely reveal which of the following?

The physician wants a patient with a tracheostomy to be able to talk and still maintain the airway for suctioning. He wants the respiratory therapist's recommendation for the airway that would cause the least amount of airway resistance. Which of the following is the best choice?

The respiratory therapist is administering acetylcysteine (Mucomyst) via a handheld nebulizer to a patient who suddenly becomes short of breath. Which of the following is the most appropriate recommendation at this time?

A 4-year-old child with croup and inspiratory stridor is admitted to the pediatric department. The respiratory therapist recommends cool mist to be delivered to the airway to do which of the following?

A patient brought into the emergency department was found unconscious and lying on his back. He is suspected to have vomited and aspirated. Which of the following lung segments are most likely involved in the aspiration event?

A transcutaneous PO2 (TcPO2) probe is attached to a neonate's left leg and reads 41 mm Hg; another TcPO2 probe is attached to the right arm and reads 62 mm Hg. Which of the following is most likely causing this discrepancy?

A pulse oximeter may not read accurately in which of the following situations? 1. Increased perfusion 2. Presence of HbCO 3. Hypotension

A patient has just arrived in the emergency department after being pulled from a burning house. Which of the following values best determine this patient's oxygenation status?