An organelle found in plant cells and some members of the kingdom Protista but not in animal cells is:

What is the selective advantage of a mature red blood cell being flat rather than a sphere?

The patient is receiving continuous IV sedation and is mechanically ventilated with Assist/Control. Which of the following interventions should be prioritized to minimize the risk of complications associated with sedation in this patient?

The nurse cares for a client diagnosed with respiratory failure.  Which assessments most accurately indicate acute respiratory distress syndrome (ARDS)?  Select all that apply (3).

The nurse cares for a client diagnosed with bilateral pneumonia.  The nurse prepares for intubation due to PaO2 of 55 mm Hg.  Which is the primary cause for the laboratory finding?

The repeat ABG reveals a pH of 7.38, PaCO2 to 55 mm Hg, PaO2 to 75 mm Hg, and SaO2 to 90%. What is the nurse’s best evaluation of this change?

The nurse cares for a client diagnosed with respiratory acidosis and the following ABG results.  Which is the best description of the compensation that will occur? pH: 7.33↓ PaCO2: 53↑ HCO3: 24 PaO2: 67↓

The nurse applies a non-rebreather mask at 10 LPM to the patient diagnosed with respiratory insufficiency.  Which is the expected effect of this action?

A 68-year-old patient with acute respiratory distress syndrome (ARDS) is on mechanical ventilation with the following settings: Mode: Assist-Control (AC) Tidal Volume (VT): 400 mL Respiratory Rate (RR): 14 breaths per minute FiO2: 1.0 (100%) PEEP: 10 cm H2O Peak Inspiratory Pressure: 45 cm H2O The most recent arterial blood gases (ABG) show: pH: 7.30 PaCO2: 62 mm Hg PaO2: 72 mm Hg HCO3: 30 mEq/L SaO2: 92% Given these results, which of the following is the priority nursing action?

A 32-year-old patient with acute respiratory distress syndrome (ARDS) is mechanically ventilated with the following settings: Mode: Assist-Control (AC) Tidal Volume (VT): 450 mL Respiratory Rate (RR): 18 breaths per minute FiO2: 0.80 (80%) PEEP: 12 cm H2O Peak inspiratory pressure: 40 cm H2O The patient’s most recent arterial blood gases (ABGs) show the following: pH: 7.28 PaCO2: 56 mm Hg PaO2: 65 mm Hg HCO3: 28 mEq/L SaO2: 90% Which of the following interventions would the nurse anticipate to improve this patient’s oxygenation and ventilation?