The following data are obtained from a 70-kg (154-lb) male patient with pneumonia on volume-controlled ventilation: Mode: SIMV Ventilator Rate: 4 breaths per minute PS. 10 cm H2O VT. 500 mL FIO2. 40% PEEP. 5 cm H20 Blood Gases pH. 7.28 PaCO2 51 mm Hg PaO2. 70 mm Hg HCO3- 25 mEq/L BE +1 mEq/L On the basis of these data, the respiratory therapist should recommend which of the following?

The therapist feels crepitus around the neck and anterior chest of a patient receiving mechanical ventilation with a high peak inspiratory pressure. Which of the following conditions does the patient likely have?

The following data are obtained from a 32-year-old patient in the ICU on a 60% aerosol mask: Respiratory Rate: 28/min Pulse: 108/min ABG: pH: 7.47 PaCO2: 32 torr PaO2: 55 torr Which of the following would you recommend at this time?

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

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?

Which of the following are likely to cause errors in SpO2 readings? 1. Anemia 2. Deeply pigmented skin 3. Motion due to shivering 4. Significant tachycardia

A patient on a 60% aerosol mask has the following ABG values: pH 7.47 PaCO2 34 mm Hg PaO2 58 mm Hg HCO3 24 mEq/L BE +1 mEq/L Which of the following is the most appropriate recommendation at this time?

Calculate A-a Gradient (PAO2-PaO2)

Which of the following would be considered an Anesthetic?

A physician wants to deliver a therapeutic aerosol to the nose, larynx and trachea. To help ensure maximum deposition in this area, you would select an aerosol generator with an MMAD in what range?