Which of the following signs and symptoms indicate that the application of NPPV is being successful? I. improvement of vital signs II. absence of respiratory muscle effort III. gas exchange improvement within 1 hour IV. decreased patient agitation and anxiety

What is the significance of the quantitative difference between the IPAP and EPAP settings on a bilevel pressure-limited ventilator?

While assessing a 64-year-old patient receiving volume-controlled ventilation, you note that the peak airway pressure has decreased from 52 cm H2O to 32 cm H2O. There have been no other changes to the ventilator settings. Which of the following action would be appropriate at this time? 

A 55-year-old female patient arrives at the emergency department. She is in a nonrebreather and is unresponsive. A chest radiograph reveals ground-glass appearance. She is 50 kg. The physician asks for the recommended initial ventilator settings.  

Calculate pts IBW 

The following data are collected from a patient receiving volume-controlled ventilation: PEEP LEVEL PaO2 PVO2 VT 6 cm H2O 64 torr 35 torr 600 mL 8 cm H2O 70 torr 38 torr 600 mL 10 cm H2O 75 torr 43 torr 600 mL 12 cm H2O 80 torr 34 torr 600 mL Which of the following represents optimal PEEP?

What mode of ventilation is recommended for a patient with ARDS?

The majority of nebulizers used in respiratory care produce which type of aerosol suspension?

For which of the following patients would you recommend against using a flow-triggered metered dose inhaler (MDI) as the sole bronchodilator delivery system?

The respiratory therapist reviews a ventilator flow sheet and observes that the PIP has been gradually increasing over the past several hours with no change in the static pressure. Which of the following should the therapist conclude?