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Which of the following statements refers to the theory associated with biotrauma as a mechanism of VILI?

After increasing a patient’s PEEP level from 8 to 12 cm H2O, the partial oxygen pressure in mixed venous blood (PVO2) drops 6 mm Hg. The respiratory therapist should suspect that which of the following has occurred?

All of the following are nonpharmacologic ways to reduce the risk of VAPS except:

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?

The therapist is about to institute NPPV on a patient who is experiencing respiratory distress. At the same time, the therapist would like for this patient to verbally communicate when possible. Which of the following interfaces would most likely accommodate this form of communication?

With which of the following devices are therapeutic aerosols generated?1. Atomizers2. Nebulizers3. Humidifiers4. Meter dose inhalers

Permissive hypercapnia is needed to protect patients with ARDS from atelectrauma. Which of the following medications is appropriate to facilitate this?

The following data are obtained from a patient on a ventilator:Which of the following represents optimal PEEP?PEEP Level (cm H2O)PIP (cm H20)Plateau Pressure (cm H2O)VT (mL)6351850083820500104223500124526500

These data were obtained from a 70-kg (154-lb) patient on volume-controlled ventilation in the assist-control mode: Mode Assist-control FIO2 0.70 Rate 12 breaths/min VT 500 mL PEEP 8 cm H2O ABGs pH 7.42 PaCO2 43 mm Hg PaO2 172 mm Hg HCO3 23 mEq/L BE -2 mEq/L On the basis of this information, the respiratory therapist should recommend which of the following?