Data collected from a patient in volume control ventilation (control mode) are:Vt 800 mL; FiO₂ 0.35; Rate 16/min.ABG: pH 7.51; PaCO₂ 26 mm Hg; PaO₂ 94 mm Hg.To raise the patient’s PaCO₂ to 35 mm Hg, to a more normal level, to what rate should the ventilator be adjusted?

A mixture is comprised of three components. One of the components is soluble in water while the other two are not. Additionally, one of the insoluble components is magnetic, while the other is not.  Which of the following statements is true with regards to separating the components of this mixture?

A 91 kg (200 lbs) postoperative thoracotomy patient who is being mechanically ventilated in the assist-control mode has the ABG results below:                   pH                7.52                   PaCO2          28 mm Hg                   PaO2            79 mm Hg The ventilator parameters are as follows:                   FiO2                      0.35                   Set rate                16/min                   Tidal volume        725 ml                   PEEP                     5 cmH2O                   Flow rate              50 liters/min On the basis of these data, the best way to normalize the patient’s ABG would be to:

A patient with severe COPD is receiving mechanical ventilation and shows clear evidence of air trapping and hyperinflation. Which ventilator adjustment is most appropriate?

Which of the following is/are characteristics of a respiratory care professional? I.    participates in continuing education activities II.   obtains professional credentials III.   adheres to a code of ethics IV.   completes an accredited education program

V/Q mismatch most strongly affects which variable?

Two pure substances A and B react to form a new pure substance C. From this, we may conclude that

An RT department is planning to implement therapist-driven oxygen protocols. Leadership asks how to roll them out with minimal disruption. Which strategy is most appropriate based on best practices?

A therapist is teaching about hypoxemia in chronic lung disease. What is the most common cause of hypoxemia in these patients?

An RT is discussing professionalism with an RT student shadowing in the department. Which statement best reflects professionalism in respiratory care?